Model number: ZW122.
Power supply: CR123A lithium battery, 3V, 1500mAh.
Operating temperature: 0°C to 40°C. Storage temperature: -20°C to 60°C.
Water proofing: IP65.
Max volume of buzzer: 60dB at 2 meters away.
Operating distance: Up to 100 feet/30 meters indoors or 492 feet/150 meters outdoors.
Supported in Futurehome version 1.9 and up