Ajax Wireless Security Leak Detector "LeaksProtect", White//https://ajax.systems/products/leaksprotect/Installation method: IndoorsCompatibility: Operates with all Ajax hubs, range extenders, ocBridge Plus, uartBridgeAlarm signal delivery time: 0.15 sPower supply: Battery: Two AAA batteries, 3 VBattery life: Up to 5 yearsTemperature sensor: AvailableOperating temperature range: 0°С to +50°СPermissible humidity: Up to 100%Protection class: IP65