Features: The use of high-quality ABS new engineering plastic material makes the product safer, wearable and stable. With data display, the data display is clear and accurate, easy to use. Both temperature and humidity are sensitive and accurate, and can be used for a long time. With its own memory function, it can display not only the current temperature and humidity, but also the temperature and humidity since the test. Suitable for indoor, baby room, flower room, but also for industrial, hospital, scientific research and other places. Specification: Condition: 100% New Material: ABS Temperature measurement range: -10~50C Temperature measurement error: 0 C ~ 40 C: 1 C other : 2 C Resolution: Temperature: 0.1 C Humidity: 1% RH Humidity measurement range: 10%-99%RH Humidity measurement error: 3% at 25C 60% other 8%RH Power: 1 x AAA battery (Battery not included) Weight: Approx. 162g / 5.7oz Window Size: Approx. 76*63mm / 3.0*2.5in Package Size: Approx. 10.5*3*12.5cm / 4.1*1.2*4.9in Product Size: Approx. 10*10*10cm / 3.9*3.9*3.9in Package List: 1 x Thermometer Hygrometer (Battery not included) 1 x Instruction Manual