Sensor: Temperature/Thermistor, Humidity/Polymer Resistance Change Type
Material: ABS Resin, Acrylic Resin
Power Supply: AA Batteries x 3 (Included for Testing)
Battery life: Approx. 2 years (When alkaline batteries are used and alarm is activated once a day)
Upper/Lower Warning Setting Range: Temperature/0.0~50.0°C (can be set in increments of 0.1°C), Humidity/20.0~95.0%%%% (can be set in increments of 0.1%%%%)