110VAC/230VAC with 9VDC battery backup photoelectric smoke alarm CEILING TYPE SMOKE ALARM WITH CE APPROVALALARM Features: - 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 (alarm working) Sensitivity to smoke : In comply with UL217 & BS5446: Part 1 2000 Kitemark License no. KM 53166. 0.81~1.42%/FT Operating Temperature : 40oF - 100oF (4. 4C - 37.8oC) Ambient Humidity : 10% - 90%. Horn Level : 85 Decibels at 10 feet. Battery life : 1 year min. Size: 126mmX35mm CE APPROVAL