CALL; A.WIHARTA 081294124885 085778084789 087784022201   Info Produk Applications: Manufacturing, storage, computer rooms. Laboratories. Environmental control. Attributes: Robust and impact resistant. High accuracy. Factory calibration certificate. ° C / ° F selectable. Automatic deactivation. Battery charge indicator. Measuring range humidity: 0 to 100 % rH Measuring range temperature: 0 to 50 ° C Accuracy humidity: ± 2.5 % rH ( 10 to 90 % ) Accuracy temperature: ± 0.5 ° C Resolution humidity: 0.1 % Resolution temperature: 0.1 ° C Operating temperature: - 0 to + 50 ° C Storage temperature: - 25 to + 60 ° C Protection class: IP 40 Dimension / weight: 115 x 54 x 22 mm / approx. 90 g Sensor humidity / temperature: capacitive / thermistor Sensor location: internal Number of channels: 2 Battery / battery life: lithium button cells, 3.0 V, 1000 mAh, up to 5 years Measuring rate: 1 to 15 s