Wireless Protocol Type Bluetooth 5.0 SIG Mesh Input Voltage 100-240Vac, 50/60Hz Working Temperature -20°C~55°C Working Humidity ≤80%RH Colors Silver / Grey / Gold / Pink Net Weight 160g Dimensions(L×W×H) 86×86×36.5(mm) Package Size(L×W×H) 102×102×55(mm)