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