Ajax Wireless Security Alarm Button "SpaceControl", White, Security Modes, Key Fob//https://ajax.systems/products/spacecontrol/Compatibility: Operates with all Ajax hubs, and range extenders, ocBridge Plus, uartBridgeNumber of buttons: 4False alarm prevention: Yes, long press or double press (firmware version 5.54.1.0 or higher. Manufacture date from March 19, 2020)Deactivation of the panic button: AvailablePower supply: Battery: CR2032 battery, 3 VBattery life: Up to 5 yearsOperating temperature range: From -25°С to +50°СPermissible humidity: Up to 95%