Delonghi Hygrometer/Thermometer, OT51425

Temperature & humidity check
Power supply: 2 x 1.5 V micro batteries
Air humidity measuring range: 20% to 90%
Temperature measuring range: 0 C to + 40 C (tolerance +/- 1 C)
Air humidty measurung tolerance: +/-5% (at 40% to 70% humidity and 25 C) +/- 10% (at 20% to 39% and 71% to 90% humidity and 25 C room temperature)
Storage temperature: -10 C to + 60 C
Dimensions: 13 x 13 x 4.5 cm
Weight: 0.21 kg