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With rising pollution levels and growing health concerns, having clean air at home has become more important than ever. Investing in one of the best air purifiers under ₹20,000 is a smart way to ensure a healthier indoor environment without overspending. These air purifiers combine advanced filtration technologies such as True HEPA (H13) and activated carbon filters to effectively remove 99.97% of airborne pollutants, including dust, pollen, pet dander, smoke, and bacteria.

Many of these models also feature smart connectivity options, quiet operation, and sleek, compact designs that suit modern homes. Whether you are looking to improve air quality in your bedroom, living room, or workspace, these efficient air purifiers deliver powerful purification and long-lasting performance, making fresh, breathable air accessible to every household.

List of the best air purifiers under ₹20,000

Don’t forget to read more such articles on Air Purifiers in the Kitchen & Dining Section of the ETAdvisor Page. Meanwhile, check out the best air purifiers under 20,000 rupees listed below:

1. Winix Premium 4 Stage Air Purifier

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Winix Premium 4 Stage Air Purifier,Kills Virus&Bacteria - Only Guaranteed Tripple Certified Uk Allergy,Ecarf (Cadr 390M3)&Aham (360Sqft) Upto 1065 Sqft,2 Year Warranty,Korean Brand (5300-2),Gray

42 % Off

1389823990

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The Winix Premium 4 Stage Air Purifier is a high-performance air purifier for homes designed to deliver advanced Korean engineering. It features a powerful True HEPA filter that captures 99.97% of airborne particles as small as 0.3 microns, effectively removing dust, pollen, pet dander, and mould spores. The purifier’s unique PlasmaWave technology safely breaks down odours, allergens, and chemical vapours without producing harmful ozone, ensuring clean and healthy air. Certified by UK Allergy, ECARF, and AHAM, it guarantees proven performance across up to 360 sq. ft.. With its sleek design, intuitive touch controls, and smart sensor-based auto mode, it’s a reliable and energy-efficient solution for improving indoor air quality.

Specifications:
  • Filter type: Activated Carbon
  • Control method: Touch
  • Floor area: 360 square feet
  • Item weight: 6.71 kg
  • Warranty: 2 years warranty
Pros

  • 3 Stage cleaning: Effectively removes dust, odours, smoke, and allergens for cleaner air.
  • Plasma Wave: Neutralizes bacteria, viruses, and volatile organic compounds safely.
  • Air quality indicator: LED light changes colour in real time based on air quality.
  • Smart sensors + Auto mode: Built-in air quality sensor adjusts fan speed automatically.
Cons

  • No remote control: Lacks the convenience of remote operation.
  • No numerical AQI display: Air quality levels are shown via coloUr indicators, not specific readings.

What’s in the box?
  • 5300-2 Air Purifier
  • One True Hepa Filter
  • Four Carbon FIlters

In-depth analysis
  • Filter replacement indicator: Alerts you when it’s time to replace filters for consistent performance.
  • True HEPA filtration: Captures 99.97% of airborne pollutants including fine dust and pollen.
  • Activated carbon filter: Absorbs odors, smoke, and chemical vapors for fresher air.
  • Low noise level: Operates quietly at just 27.8 decibels in sleep mode, perfect for bedrooms.
Click here to buy Winix Premium 4 Stage Air Purifier

2. LEVOIT 300S Smart Air Purifier

LEVOIT 300S Smart Air Purifier For Home, Hepa Filter Traps 99.97% Virus & Pm 0.1 Particles, 2 Years Warranty, Real Time Quality Indicator, App Control, Compatible With Alexa, White

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The LEVOIT 300S Smart Air Purifier is one of the best air purifiers under 20,000, combining smart technology, compact design, and high-efficiency purification to deliver clean and healthy indoor air. Equipped with a 3-stage HEPA filtration system, it removes up to 99.97% of dust, pollen, pet dander, and airborne particles as small as 0.3 microns, making it an excellent HEPA air purifier for home use. With a Clean Air Delivery Rate (CADR) of 240 m³/h, it can purify a 50 m² room twice every hour. The purifier offers smart control through the VeSync app, voice assistant compatibility (Alexa and Google Assistant), and real-time air quality monitoring for added convenience.

Specifications:
  • Filter type: HEPA
  • Control method: App
  • Floor area: 1058 square feet
  • Item weight: 3.4 kg
  • Warranty: 2 years warranty
Pros

  • Smart Control with VESYNC app: Monitor and control air quality remotely via the mobile app.
  • Real-time air quality monitoring: Laser sensor displays accurate AQI data in real time.
  • Compact and portable: Lightweight and easy to move between rooms.
  • Sleep mode: Operates quietly at just 22 dB with screen-off mode for peaceful sleep.
Cons
  • Filter replacement cost: Replacement filters can be relatively expensive over time.

What’s in the box?
  • Smart Air Purifier
  • True HEPA Filter
  • User Manual
  • Quick Start Guide

In-depth analysis
  • True HEPA filtration: Removes 99.97% of airborne pollutants including mould, dust, and pollen.
  • Energy-efficient operation: Consumes just 0.015 kWh even on the highest setting.
  • Smart home integration: Works seamlessly with Alexa and Google Assistant for voice control.
  • Wide coverage area: Purifies up to 50 m² rooms efficiently, ideal for bedrooms and living areas.
Click here to buy LEVOIT 300S Smart Air Purifier

3. Honeywell Air Touch P2 Air Purifier

Honeywell Air Purifier For Home, 4 Stage Filtration,Covers 853sq.ft,PM 2.5 Level Display,with WIFI & ALEXA,H13 HEPA & Activated Carbon Filter,Removes 99.99% Pollutants,Micro Allergens-Air Touch P2

1 % Off

2299923299

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The Honeywell Air Touch P2 Air Purifier is a powerful and intelligent air purification solution designed to provide a safe and healthy indoor environment. This Honeywell air purifier features a 4-stage filtration system with a pre-filter, H13 HEPA filter, Nano Silver ION anti-viral layer, and activated carbon filter that removes up to 99.99% of pollutants, including PM 2.5, dust, smoke, VOCs, and allergens. With a high CADR of 550 m³/h, it efficiently covers up to 853 sq. ft., making it ideal for large rooms or living spaces. The Honeywell air purifier also comes with advanced features like Wi-Fi connectivity, Alexa voice control, real-time PM2.5 display, and UV LED for germ protection.

Specifications:
  • Filter type: Activated Carbon
  • Control method: Voice
  • Floor area: 1085 square feet
  • Item weight: 5.5 kg
  • Warranty: 2 years warranty
Pros

  • 4 Stage Filtration: Multi-layer purification removes 99.99% of allergens and pollutants.
  • Child lock button: Ensures safety, especially in homes with children.
  • UV LED: Helps eliminate harmful bacteria and viruses.
  • Wi-Fi enabled: Allows control through the Honeywell Air Touch app and Alexa.
Cons

  • High noise level: Louder than some competitors at higher fan speeds.
  • Not very effective on odours: Odour filtration could be stronger.

What’s in the box?
  • Air Touch P2 Model
  • User Manual

In-depth analysis
  • 3D Air Flow: Ensures even air circulation and faster purification.
  • Real-time PM2.5 display: Monitors and shows live air quality levels.
  • Sleep mode and timer: Offers silent operation and customizable run time (1, 2, 4, or 8 hours).
  • Long filter life: Filters last up to 9,000 hours or around 1 year, reducing maintenance hassle.
Click here to buy Honeywell Air Touch P2 Air Purifier

4. Coway Airmega 150 (Ap-1019C) Air Purifier

Coway Airmega 150 (Ap-1019C) Air Purifier For Home,Longest Filter Life 8500Hrs (Approx. 1.5-2 Yrs),Anti-Virus True Hepa Filter (H13),Kills Allergies,Virus,Germs & Pm 0.01 With 99.999% Efficiency,White

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The Coway Airmega 150 (AP-1019C) Air Purifier is a high-performance solution for clean and healthy indoor air. This Coway air purifier features a special Anti-Virus Green True HEPA filter that captures and eliminates 99.99% of viruses, germs, allergens, and PM 0.01 particles, making it ideal for homes with allergy sufferers. With 3-stage air purification, including a pre-filter, urethane carbon filter, and multi-layered HEPA filter, it removes dust, odours, VOCs, and pollutants effectively. The purifier also offers real-time air quality monitoring, and smart auto mode, making it suitable for bedrooms, living rooms, and kitchens. With a long-lasting filter life of up to 8,500 hours and user-friendly one-touch cartridge replacement, it combines efficiency, convenience, and durability.

Specifications:
  • Filter type: Special Green Anti Virus True HEPA
  • Control method: Touch
  • Floor area: 355 square feet
  • Item weight: 5.5 kg
  • Warranty: 1 year warranty on electrical parts and 5 years on motor
Pros

  • Special Anti-virus Green True HEPA filter: Captures and kills viruses, allergens, and PM particles with 99.99% efficiency.
  • Real-time air quality monitoring: 4-colour LED display helps track air quality instantly.
  • Smart Auto Mode: Adjusts fan speed automatically based on air quality for optimal purification.
  • 3-stage air purification: Pre-filter, carbon filter, and HEPA filter ensure comprehensive cleaning.
Cons

  • Noisy fan: Can be disruptive at higher speeds.
  • Poor after-sale service: Limited support in some regions.

What’s in the box?
  • Air Purifier

In-depth analysis
  • Longest filter life: Up to 8,500 hours (1.5-2 years), reducing replacement costs.
  • User-friendly cartridge filters: One-touch removal for easy cleaning without mess.
  • Warranty: 5 years on the motor, 1 year on electrical parts, extendable to 7 years.
  • Super silent operation: Operates quietly from 22 to 49 dB, suitable for bedrooms.
Click here to buy Coway Airmega 150 (Ap-1019C) Air Purifier

5. Philips AC1711 Air Purifier

Philips Smart Air Purifier Ac1711 - Purifies Rooms Up To 36 M² - Removes 99.97% Of Pollen,Allergies Dust And, Hepa Filter, Ideal For Bedrooms. -

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The Philips AC1711 Air Purifier is a compact and efficient solution for clean indoor air, making it one of the best air purifiers under 20,000. Designed for bedrooms and medium-sized rooms up to 380 sq. ft., this Philips air purifier removes 99.97% of dust, pollen, smoke, and other allergens with its advanced 3-layer HEPA filtration system. Its CADR of 300 m³/h ensures fast and effective purification, while the 360° air suction and real-time AQI monitoring provide continuous clean air throughout the room. The long-lasting NanoProtect HEPA filter and smart change indicator add convenience and reliability, ensuring optimal air quality at all times.

Specifications:
  • Filter type: HEPA
  • Control method: App, Touch
  • Floor area: 380 square feet
  • Item weight: 3.78 kg
  • Warranty: 2 years warranty
Pros

  • 360° protection: Ensures no corner of the room is left unpurified.
  • Smart change indicator: Alerts when the filter needs replacement for consistent performance.
  • 3-layer HEPA filter: Captures 99.97% of particles including PM0.003, pollen, dust, and pet dander.
  • Sleep mode: Ultra-quiet operation at 15 dB for disturbance-free nights.
Cons

  • Costly filters: Replacement filters can be expensive, increasing maintenance cost.
  • Noisy: Can become noisy at higher fan speeds, though very quiet in sleep mode.

What’s in the box?
  • Air Purifier
  • HEPA + Carbon Combi Filter

In-depth analysis
  • Fast purification: Purifies a standard room in just 10 minutes with CADR 300 m³/h.
  • Energy-efficient: Consumes only 27W, less than a traditional light bulb.
  • Compact and portable design: Easy to place in bedrooms or living spaces with top display panel and 360° suction.
  • Long-lasting HEPA filter: NanoProtect HEPA filter with pre-filter and carbon layer ensures extended use.
  • Real-time AQI monitoring: Scans air 1000x per second and adjusts fan speed automatically.
Click here to buy Philips AC1711 Air Purifier

6. Xiaomi Smart Air Purifier 4

Xiaomi Smart Air Purifier 4, Best Purified Air Delivery Rate 387 m3/hr, True HEPA, traps 99.99% Virus, High coverage: 516 Sq Ft, Fast Purification in 7 Mins, RoHS & Allergy Care Certified, Alexa&GA

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The Xiaomi Smart Air Purifier 4 is a powerful and efficient air purifier for bedroom and large living spaces, delivering clean air with a high CADR of 387 m³/h and coverage up to 516 sq. ft. This Mi air purifier features a triple-layer filtration system, capable of trapping 99.99% of ultrafine particles as small as 0.1 microns. Certified by TUV Allergy Care and RoHS, it ensures allergy-safe and healthy air for your home. With 360° air intake and negative ion air freshening, it neutralizes pollutants and enhances freshness. The Mi air purifier can be controlled via the Mi Home App, voice assistants like Alexa and Google Assistant, and offers real-time air quality monitoring.

Specifications:
  • Filter type: HEPA
  • Control method: App, Remote, Voice
  • Floor area: 516 square feet
  • Item weight: 5.6 kg
  • Warranty: 1 year warranty
Pros

  • Certified Allergy Protection: TUV Allergy Care certified for effective allergen removal and safety.
  • Negative Ion Air Freshening: Helps neutralize pollutants and improve air freshness.
  • Triple layer filtration: Captures 99.99% of particles including viruses and dust.
  • 360° air intake: Ensures even and efficient purification from all directions.
Cons

  • Sensor is not accurate as per several users: Air quality readings can sometimes be inconsistent.
  • Poor service: Customer support and replacement services can be delayed.

What’s in the box?

  • Air Purifier
  • Air Purifier Filter(Pre-Installed)
  • User Manual

In-depth analysis
  • Fast purification: Purifies a standard room in just 7 minutes with 400 m³/h CADR.
  • Large coverage: Suitable for spaces up to 516 sq. ft., ideal for bedrooms and living rooms.
  • Smart connectivity: Compatible with Mi Home App, Alexa, and Google Assistant.
  • Energy-efficient: Consumes only 0.8 kWh per day for continuous clean air.
  • Real-time air quality display: LED screen shows live AQI and filter status.
Click here to buy Xiaomi Smart Air Purifier 4

7. Blueair 3410 Air Purifier

Blueair Air Purifier For Bedroom Living Room Home, Hepa Filter With Activated Carbon, Pre Filter, 3410 Air Purifier Cleans 388 Sq Ft, Multicolor

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The Blueair 3410 Air Purifier is a premium HEPA air purifier for home designed to deliver clean, allergen-free air in medium-sized rooms up to 388 sq. ft. With 3-stage filtration including a pre-filter, HEPA, and activated carbon layer, it effectively removes 99.97% of airborne pollutants, allergens, odours, and gases as small as 0.03 microns. Certified as Asthma & Allergy Friendly and Zero Ozone Emission safe, it ensures both high performance and health protection. Its HEPASilent technology combines electrostatic and mechanical filtration for superior efficiency with whisper-quiet operation. The Blueair 3410 is Energy Star Certified, consuming as little as 3W, making it both eco-friendly and cost-effective.

Specifications:
  • Filter type: HEPA
  • Control method: Touch
  • Floor area: 388 square feet
  • Item weight: 3.8 kg
  • Warranty: 1 year warranty
Pros

  • Compact: Space-saving design ideal for small to medium-sized rooms.
  • AHAM Verified: Independently tested for clean air delivery rate (CADR) and performance.
  • Allergy friendly: Certified by the Asthma & Allergy Foundation of America.
  • HEPASilent technology: Combines electrostatic and mechanical filtration for superior efficiency.
Cons

  • High filter replacement cost: Maintenance can be expensive over time.
  • Noisy at high speed: Can be louder when running at maximum settings.

What’s in the box?
  • Blueair Hepa Air Purifier
  • Pre-installed
  • Activated Carbon Filter
  • User Manual

In-depth analysis
  • 3-stage filtration: Includes pre-filter, HEPA filter, and activated carbon for complete purification.
  • Energy efficient: Consumes only 3W-35W of power for continuous operation.
  • Zero ozone emission: Certified safe for homes with children, elderly, and pets.
  • Touch control panel: Simple, intuitive interface for effortless operation.
Click here to buy Blueair 3410 Air Purifier

8. Qubo Smart Air Purifier Q1000

Qubo Smart Air Purifier Q1000 for Home by Hero Group | 1000 Sq Ft | 99.99% Allergen Removal | True HEPA13 | 9000 Hrs Filter Life | App & Voice Control | Energy Saving | Ultra-Quiet BLDC Motor (White)

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The Qubo Smart Air Purifier Q1000 is a premium air purifier for homes designed for large spaces up to 1000 sq. ft., delivering exceptional purification performance with a CADR of 600 m³/h. It features 4-layer filtration– Pre-Filter, HEPA H13, Activated Carbon, and Nano-Silver Coating, that removes up to 99.99% of pollutants, allergens, and odors, including harmful PM2.5 particles. The advanced QSensAI technology automatically senses air quality and adjusts operation for optimal performance, while the Qubo app offers complete smart control, scheduling, and AQI monitoring. With voice assistant compatibility (Alexa and Google Assistant), users can enjoy hands-free convenience. Its 360° air intake design ensures uniform air purification.

Specifications:
  • Filter type: HEPA
  • Control method: App
  • Floor area: 1000 square feet
  • Item weight: 5.3 kg
  • Warranty: 1 year warranty
Pros

  • 3 Modes of Purification + QSensAI: Automatically adjusts purification based on real-time air quality.
  • App control: Offers remote operation, smart scheduling, and real-time AQI updates.
  • AQI display: Shows live air quality status on the device and app.
  • Voice assistant compatible: Works seamlessly with Alexa and Google Assistant.
Cons

  • App integration is not smooth: Connectivity issues reported with the Qubo app.
  • Poor after-sale service: Customer support can be slow in some regions.

What’s in the box?
  • Air purifier with Power Cord
  • Air Purifier Filter
  • QSG Card

In-depth analysis
  • 4-layer filtration system: Combines Pre-Filter, HEPA H13, Activated Carbon, and Nano-Silver Coating for thorough purification.
  • High CADR performance: 600 m³/h for effective cleaning in large areas up to 1000 sq. ft.
  • 360° air intake design: Ensures even air circulation and consistent purification.
  • Energy-efficient BLDC motor: Delivers powerful airflow while conserving energy.
  • Long filter life: Up to 9000 hours of usage reduces maintenance frequency.
Click here to buy Qubo Smart Air Purifier Q1000

9. Philips Smart Air Purifier AC1715

PHILIPS Ac1715 Smart Air Purifier For Home|Real Time Aqi Display|Covers Upto 350 Sqft|Removes 99.97% Of Viruses,Allergens,Dust And Pm2.5|Hepa Filter|App Control|Ideal For Bedrooms,White

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The Philips Smart Air Purifier AC1715 is a highly efficient air purifier for bedrooms that combines advanced technology with sleek design to ensure cleaner, healthier air at home. Designed to purify rooms up to 380 sq. ft., this Philips air purifier removes 99.97% of airborne pollutants like pollen, dust, smoke, and pet dander with its 3-layer NanoProtect HEPA filtration system. It features 360° protection, scanning the air 1000 times per second to automatically adjust fan speed based on real-time air quality. The purifier operates quietly at just 15 dB in sleep mode while consuming minimal energy, less than a light bulb. With Wi-Fi connectivity and the Air+ app, users can monitor AQI, control modes, and schedule purification remotely.

Specifications:
  • Filter type: HEPA
  • Control method: App, Touch
  • Floor area: 380 square feet
  • Item weight: 3.78 kg
  • Warranty: 2 years warranty
Pros

  • Wi-Fi connectivity: Smart control via the Philips Air+ app for real-time monitoring and remote operation.
  • 360° protection: Detects air quality continuously and adjusts fan speed automatically.
  • Smart change indicator: Notifies users when it’s time to replace filters for optimal performance.
  • Compact and portable: Lightweight design fits perfectly in bedrooms and small spaces.
Cons
  • App connectivity: Occasional lag or delay when connecting to the Philips Air+ app.

What’s in the box?
  • Air Purifier
  • HEPA + Carbon Combi Filter

In-depth analysis
  • 3-layer HEPA filtration: Captures 99.97% of microscopic particles as small as 0.003 microns (PM0.003).
  • Quiet operation: Operates at just 15 dB in sleep mode for undisturbed rest.
  • Energy-efficient performance: Uses only 27W, less power than a traditional bulb.
  • Real-time AQI display: Monitors and displays indoor air quality through an intuitive LED indicator.
  • Purifies rooms quickly: CADR of 300 m³/h purifies a 36 m² room in just 10 minutes.
Click here to buy Philips Smart Air Purifier AC1715

10. Eureka Forbes Smart Air Purifier 500

Eureka Forbes Smart Air Purifier 500 for Home |Covers Upto 670 Sq. Ft. | WiFi Enabled | Removes 99.97% Impurities & PM | True HEPA H13 | 4-Stage, 10-Min Purification | App Control | Sleep Mode

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The Eureka Forbes Smart Air Purifier 500 is a next-generation solution designed to deliver cleaner, fresher air for modern homes. This Eureka Forbes air purifier combines cutting-edge technology with convenience, featuring Wi-Fi-enabled smart control through a mobile app that allows users to monitor and manage air quality remotely. Its Surround 360° Air Intake Technology ensures comprehensive purification by drawing air from all directions, while the 4-Stage Advanced Purification System removes up to 99.97% of impurities like dust, pollen, smoke, and microbes. With real-time PM 2.5 and VOC indicators, it provides instant air quality feedback. This Eureka Forbes air purifier also features customizable fan speeds, a sleep mode for silent operation, and a child lock for added safety.

Specifications:
  • Filter type: True HEPA, Activated Carbon, Pre filter
  • Control method: App, Touch
  • Floor area: 670 square feet
  • Item weight: 6.3 kg
  • Warranty: 1 year warranty
Pros

  • 4 Stage Advanced Purification System: Effectively removes dust, pollen, mould, and PM2.5 particles for cleaner air.
  • Surround 360° Air Intake Technology: Ensures even and thorough air purification from all directions.
  • True HEPA H13 Filter Efficiency: Captures 99.97% of ultra-fine particles and allergens as small as 0.1 microns.
  • Plasma Filtration for Microbial Elimination: Destroys harmful bacteria and viruses for added protection.
Cons

  • Poor service: After-sales support may not be consistent across all regions.
  • Slightly noisy: Can produce noticeable sound at higher fan speeds.

What’s in the box?
  • Air Purifier with cable
  • Integrated Filter

In-depth analysis
  • Wi-Fi enabled smart control: Operate and monitor air quality via a dedicated mobile app.
  • Real-time air quality display: PM2.5 digital and VOC colour indicators offer instant feedback.
  • Rapid purification: Cleans up to 90% of air in a standard room within 10 minutes.
  • Activated carbon filter: Removes odors, VOCs, and cigarette smoke effectively.
  • Child lock and sleep mode: Enhances safety and ensures quiet operation at night.
  • Customizable settings: Choose from 12 fan speed levels and set timers from 1 to 12 hours.
Click here to buy Eureka Forbes Smart Air Purifier 500

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FAQs: Best Air Purifiers under ₹20,000


Q1. What types of filters do these air purifiers use?

Ans. These air purifiers typically use True HEPA (H13) filters, activated carbon filters, and sometimes additional layers like pre-filters or nano-silver coatings to capture allergens, dust, odours, and microorganisms.

Q2. Can air purifiers remove viruses and bacteria?

Ans. Many purifiers with HEPA H13 filters and additional technologies like UV or plasma filtration can trap and neutralize a significant percentage of viruses and bacteria, though they cannot guarantee 100% sterilization.

Q3. Can I control these air purifiers remotely?

Ans. Several models offer Wi-Fi or app connectivity, allowing you to monitor air quality, adjust fan speed, and schedule operation from your smartphone or via voice assistants like Alexa or Google Assistant.

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