Features 1、Function and Sensor: A multifunctional air quality detector that supports CO gas, temperature, and humidity detection. Equipped with high sensitivity electrochemical sensor, it has low interference and high measurement accuracy. 2、Color Display Screen: Equipped with excellent microprocessor and a 0.96 inch TFT true color display screen, it ensures that the detector has a delicate display, allowing you to quickly read and improve detection efficiency. 3、Buzzer Alarm: If the detection data exceeds the standard, the buzzer will sound an alarm. The range of 0‑50PPM is good air with green flashing; 51‑150PPM is mild pollution, flashing yellow; 151PPM or above is severe pollution, flashing red. 4、Detection Range: CO detection range is 0‑1000ppm ± 10% oppm, temperature measurement range is ‑10‑50℃, humidity measurement range is 0%‑99%RH, with a wide range of applications. 5、Applicable Scenarios: The air monitor is compact and portable, widely used in household rooms, cars, public places and factories, fireplaces, coal stove, outdoor camping tents, and other scenarios. Specification Item Type: Air Quality Detector Material: ABS Battery Type: Rechargeable Lithium Ion Battery (included) Battery Capacity: 800mAh Sensor Type: Electrochemical Sensor Detection Range: 0-1000ppm ±10%oppm Resolution: 1ppm Operating Environment: -10-50℃; Humidity ≤95%RH no condensation Temperature Measurement Range: -10-50℃ Temperature Measurement Accuracy: ±1℃ Humidity Measurement Range: 0%-99%RH Humidity Measurement Accuracy: ±5RH Endurance Life: About 18 hours with screen on, about 40 hours with screen off, about 1 hour charging time Charging Method: USB Type C Screen: 0.96 inch TFT Color Screen Package List 1 x Air Quality Detector 1 x USB Cable 1 x User Manual