CO2 Monitor with Temperature Humidity Sensor, Air Quality Tester, CO2 Detector Color:White the actual color may be

the actual color may be slightly different from the picture

To avoid overheating

this funny spelling game is perfect for all ages

Color: Milky white

CO2 Monitor with Temperature Humidity Sensor, Air Quality Tester, CO2 Detector Color:White the actual color may beCO2 Monitor with Temperature Humidity Sensor, Air Quality Tester, CO2 Detector Features: Large LCD screen, different font colors display different air quality, green numbers, yellow numbers, orange numbers, red numbers, four colors above 2000ppm flash at the same time. The product has a compact structure and is easy to transport. The ventilation holes on the back not only accelerate the convection between the air and the machine, so as to obtain