Address:6/F, East Area,No.38,guanglong,xi-li,Shenzhen,china Zip:518055
Power:110VAC/220VAC/230VAC( backup 9v battery)、9v battery、12V-25DC - Ceiling or wall mounting - Easy to install with mounting hardware included - 110VAC/230VAC with 9VDC battery backup - Suitable for any room - Flash alarm indicator (red) - Test button for easy recommended monthly testing - Low battery signal - Safety clip feature, not allow mounting of smoke alarm without battery installed - photoelectric chamber for early detection from all directions - Loud 85dB alarm signal Specifications: Power Source : 110VAC/230VAC with 9VDC battery backup Operating Current : 10 uA (normal) and 20-50 mA