Temperature and humidity loggers handheld HE810

 Product Description: Handheld temperature and humidity loggers HE810 handheld temperature and humidity recorder HE810 HE810 series handheld temperature and humidity logger can be widely used in electronics, medicine, scientific research, food, greenhouse, textiles, laboratory and other fields. Model HE810 HE810-EX HE815 HE815-EX HE820 HE825 Temperature Accuracy ± 0.5 ℃ ± 0.5 ℃ ± 0.3 ℃ ± 0.3 ℃ ± 0.5 ℃ ± 0.3 ℃ Humidity Accuracy ± 3% RH ± 3% RH ± 2% RH ± 2% RH ± 3% RH ± 2% RH Sensor Type Internal External, Internal External wire length 1.5 m, 1.5 m long wire dual external, dual external wire 1.5 m long, 1.5 m long wire temperature channel 111,122 humidity Channel 111 122 measurement temperature range -20 ~ + 70 ℃ -40 ~ + 85 ℃ -20 ~ + 70 ℃ -40 ~ + 85 ℃ -20 ~ + 70 ℃ -20 ~ + 70 ℃ Humidity Measuring range 0 ~ 100% RH recording capacity of 36,000 set the LCD display double display, simultaneous display of temperature and humidity data resolution air temperature: 0.1 ℃ / F, relative humidity: 0.1% RH Operating Environment 0 ~ 80% RH, -5 ~ +50 ℃ LCD display area 54 x44 mm Dimensions 275 (L) x 96 (W) x 44mm (T) weight of about 290 g Power supply 9V block battery or power supply (optional) power index 2.5mA (backlight on) / 1mA (backlight off) accessory battery, manual, tool box optional tripod, spare batteries, power adapter