1. Integrated Sensors: Accurately track CO2 levels, temperature, and humidity with high precision. 2. Smart Connectivity: Easily connect to the Tuya Smart app via Bluetooth for real-time monitoring and adjustments from your smartphone. 3. Alarm Function: Includes an alarm clock feature to keep you on schedule while monitoring air quality. 4. Versatile Use: Ideal for homes, offices, or any indoor environment where air quality is a priority. 5. Enhance your comfort and well-being with this air quality monitor and stay informed about the conditions of your indoor environment. Specifications: Product Name:Carbon Dioxide Detector Working Voltage:5V/2A Working Temperature:-10~50 Working Humidity:0%~95%RH(No condensation) Carbon Dioxide Range:400~5000ppm Temperature detection range: Celsius (-10~99) Fahrenheit (-4~210) Humidity detection range:0%~95%RH Wireless Protocol:Low-power Bluetooth Due to different batches, there may be differences in product appearance and printed text, which not affect use Colour:White Material:plastic Package Contents: 1 * Smart 3 In 1 Air Quality Monitor Detector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.