RS PRO Thermo / hygro / barometer

Temperature measurement absolute max: +100 °C, +212 °F
Humidity max: 100% RH
Temperature measurement accuracy max: ±0.4 °C, ±0.8 °F
Temperature measurement resolution: 0.1 °C, 0.1 °F
Humidity measurement accuracy max: ±3% RL
Humidity measurement resolution: 0.1% RH
Dew point measurement: Yes
Device type: Handheld
Interface type: USB
Functions: Alarm, comparator, hold data
Power supply: Battery
Battery type: 006P 9V, NEDA 1604
Battery life: 2 months
Operating temperature max: +60 °C

Thermometer, hygrometer, barometer with automatic data logger from RS Pro. Triple LCD displays for combined indication of barometric pressure, temperature, and relative humidity. Other readings include dew point, wet bulb temperature, absolute humidity, mixing ratio, enthalpy, water vapor, saturation pressure, air pressure trend and tendency, heat index, and humidity index. Maximum and minimum readings with time stamp. Comparator function. Alarm output function. Automatic shutdown. Measured value storage. Manual data storage and read function. Automatic data logger function. USB interface.