SpaceControl White, Remote control, AJAX

{__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.__}
Number of buttons: 4
Alarm button: Available
Radio signal power: 20 mW
Communication protocol: Jeweller (868.0x868.6 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)