Feature:1. Comprehensive Air Quality Detection: This 10-in-1 air quality tester integrates multiple test functions for measuring AQI, CO2 levels, TVOCs, humidity, temperature, PM2.5, PM1.0, PM10 particles, HCHO, and time. It provides a comprehensive way to constantly track indoor air quality, empowering you to stay informed about the air conditions in your home from anywhere, at any time. If any parameter exceeds the set standards, it promptly sends real-time intelligent alerts through the mobilephone app.2. Built-in High-precise Sensor: Utilizing high technologies such as NDIR infrared carbon dioxide sensors, laser particle sensors, semiconductor sensors, and optical sensors to guarantee accurate detection results and meet various measurement requirements in different application scenarios.3. Automatic Calibration \u0026 Brightness Adjustment: The automatic calibration feature guarantees the accuracy of the test outcomes. This device is designed to automatically regulate its screen brightness based on the surrounding light conditions, and it further supports an energy-saving screen-off mode. Even when the screen is turned off, it continues to test the concentrations of various gases, thus achieving high practicality and energy efficiency while being eco-friendly.4. Convenient APP Control \u0026 Intelligent Reminder: Supporting SmartHome and Tuya APP, the device comes with a built-in Wi-Fi function, enabling remotely control and real-time data querying capabilities accessible via a mobilephone application. Once it detects values surpassing the predefined standards, it promptly pushes intelligent alerts through the SmartHome or TUYA App.5. Humanized Design \u0026 Multi-scenario Application: The product design is compact and supports wall-mounted installation, equipped with positioning stickers and wall accessories, space-saving and aesthetically pleasing design. Applicable to families, schools, hospitals, children\u0027s rooms, hotels, restaurants, cars, and other places. No matter where you are, you can know the air quality status of your home, car, and other scenarios.Specification:This 10-in-1 air quality tester integrates multiple test functions for measuring AQI, CO2 levels, TVOCs, humidity, temperature, PM2.5, PM1.0, PM10 particles, HCHO, and time. Supporting SmartHome and Tuya APP, the device comes with a built-in Wi-Fi function, enabling remotely control and real-time data querying capabilities accessible via a mobilephone application. Once it detects values surpassing the predefined standards, it promptly pushes intelligent alerts through the SmartHome or TUYA App. Applicable to families, schools, hospitals, children's rooms, hotels, restaurants, cars, and other places. Features:Comprehensive Air Quality Detection: This 10-in-1 air quality tester integrates multiple test functions for measuring AQI, CO2 levels, TVOCs, humidity, temperature, PM2.5, PM1.0, PM10 particles, HCHO, and time. It provides a comprehensive way to constantly track indoor air quality, empowering you to stay informed about the air conditions in your home from anywhere, at any time. If any parameter exceeds the set standards, it promptly sends real-time intelligent alerts through the mobilephone app.Built-in High-precise Sensor: Utilizing high technologies such as NDIR infrared carbon dioxide sensors, laser particle sensors, semiconductor sensors, and optical sensors to guarantee accurate detection results and meet various measurement requirements in different application scenarios.Automatic Calibration & Brightness Adjustment: The automatic calibration feature guarantees the accuracy of the test outcomes. This device is designed to automatically regulate its screen brightness based on the surrounding light conditions, and it further supports an energy-saving screen-off mode. Even when the screen is turned off, it continues to test the concentrations of various gases, thus achieving high practicality and energy efficiency while being eco-friendly.Convenient APP Control & Intelligent Reminder: Supporting SmartHome and Tuya APP, the device comes with a built-in Wi-Fi function, enabling remotely control and real-time data querying capabilities accessible via a mobilephone application. Once it detects values surpassing the predefined standards, it promptly pushes intelligent alerts through the SmartHome or TUYA App.Humanized Design & Multi-scenario Application: The product design is compact and supports wall-mounted installation, equipped with positioning stickers and wall accessories, space-saving and aesthetically pleasing design. Applicable to families, schools, hospitals, children's rooms, hotels, restaurants, cars, and other places. No matter where you are, you can know the air quality status of your home, car, and other scenarios.Specifications:Name: Air Quality TesterMaterial: ABSColor: black, white (optional)Battery: built-in 3000mAh battery (included)Sensors: NDIR infrared carbon dioxide sensors, laser pa