Power supply: AC110-240V
Operating Temperature: -10°C ~ 50°C
Humidity: ≤ 95% RH
Radio protocol: Z-Wave Plus
Radio frequency: 908.42MHz(US) 868.42MHz(EU) 921.42MHz(AU)
Range: More than 100m outdoors about 30m indoors
Decibel: 110db
Dimensions: ( ∅ )80mm x 32mm (plug not included)
Working current: About 55mA
Battery Backup: Up to 4 hours