U-Prox Water Leak Detector

specs

4 contacts ISM band radio interface, multi-speed with several channels RF frequency: 868 ~ 868.6MHz Secure two-way communication with tamper detection and 256-bit key Power: 2 alkaline batteries LR03 AAA (included) Consumption: <5 µA (standby), <50 mA (active) Battery life of up to 5 years -10 ° C ~ + 55 ° C operating temperature White housing Dimensions: 67.5 (W) x 67 (H) x 18mm Weight: 55g