2CO9TB Smart WiFi Air Quality Monitor, Air Dust PM2.5 PM1.0 PM10 and Thermometer with Temperature and Humidity Alarm，Air Quality Tester for Bedroom, Indoor Detects，Smart Home
Smart WiFi Air Quality Monitor with 9-in-1 Functionality: Monitors air dust, PM2.5, PM1.0, PM10, temperature, humidity, and includes temperature alarm, time and date display. Smart WiFi APP enables remote real-time monitoring and allows you to set temperature alarms. Store and view 1-year historical data on your smartphone APP. WiFi connectivity supports 2.4G WiFi only and does not support 5G WiFi
Smart Phone APP with Historical Data Storage: View historical data including PM2.5, PM10, PM1.0, temperature, and humidity for the day, month, and year. The smart APP allows you to adjust display brightness, screen sleep time, and switch between Celsius and Fahrenheit temperatures, providing you with more control. Features a 2.8-inch color LCD screen for clear visibility
Comprehensive APP Settings Function: Temperature setting alarm with upper and lower limit temperature alarms, sound switch settings, display screen brightness adjustable from 1 to 4 levels with level 4 being the brightest, temperature unit settings in Celsius and Fahrenheit, display screen sleep time setting from 1 to 60 minutes, and PM2.5 value alarm settings adjustable from 20 to 500
Portable and Rechargeable Design: Compact and lightweight design suitable for various environments including homes, public places, nursing rooms, restaurants, and hotels. Rechargeable battery supports USB charging for use anywhere, anytime. The battery can be disassembled for convenience
Compact Unit with USB Type-C Interface: Includes rechargeable battery and USB type-C interface, measuring 3.5 x 2.76 x 1.38 inches for convenient placement on any desktop or surface while maintaining clear visibility of readings
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