Ajax SpaceControl Key fob with a panic button (black)

Key fob with a panic button. Protected with rolling code encryption and authentication, Ajax SpaceControl works at a distance of up to 1,300 meters from Ajax Hub in open space.  Maximum performance Works up to 1,300 meters from Ajax Hub in open space or across several floors of a business center. Can be used with third-party security systems using the uartBridge and ocBridge Plus modules. Equipped with panic button. Allows for partial arming of the system.  Easy to use Through two-way communication with the hub, the keyfob confirms delivery of any command. User can deactivate the panic button to avoid accidental clicks.  Protection from intruders and failure Protected with rolling code encryption and authentication.  Technical specification Number of buttons: 4 Alarm button: Available Alarm button deactivation: Available Radio signal power: 20 mW Communication protocol: Jeweller (868.0-868.6 MHz) Maximum distance between keyfob and central unit: Up to 1,300 m (3,300 ft) (in open area) Power supply: CR2032 battery Power supply voltage: 3 V Battery life: Up to 3 years Operating temperature range: From -20°C (-4°F) to +50°C (+122°F) Operating humidity: Up to 90% Dimensions: 65x37x10 mm (2.5x1.45x0.4 in)  Components Keyfob Manual CR2032 battery (pre-installed)