Digital Handheld Temperature Humidity Meter GN401

Features High-precision digital temperature and humidity sensor, high precision, high response speed HD color LCD display Temperature unit can be selected: ℃/℉ Maximum and minimum measurement: MAX, MIN Screen lock: HOLD Dew point temperature measurement Wet bulb temperature measurement Over-range prompt Low battery meets prompt Specifications Humidity: Range: 0~100%RH Range: 45~75%RH Accuracy ±3.0%RH Others ±4.5%RH Environment temperature: Range -20℃~70℃ Accuracy ±1℃ -4℉~158℉ accuracy ±1.8℉ Dew point temperature: Range -20℃~70℃ Accuracy ±1.5℃ -4℉~158℉ accuracy ±2.7℉ Wet bulb temperature: Range -20℃~70℃ Accuracy ±1.5℃ -4℉~158℉ accuracy ±2.7℉ Digital update 0.5S Automatic shutdown: 15 minutes of automatic shutdown under no operation Operating temperature and humidity -20℃~60℃/-4℉~140℉ 10%RH~90%RH Storage temperature and humidity -20℃~60℃/-4℉~140℉ 10%RH~75%RH Power supply: 3 * 1.5V AAA (not included) Packing List 1 * Manual 1 * Packing box 1 * GN401 Thermo