OPERATING INSTRUCTIONS
1. Pull away ring-pull, Alarm emits sound, have inserted ring-pull, Alarm stops noise immediately.
2. Keep self's hand on back's switch, the head LED light is bright, Relax to turn on the light going out
3. Use small screw driver to screw the back off screw changes battery
 

Supply Voltage(Vdd):6V
Quiescent Supply Current(Iccq):≤0μA
Alarm Supply Current(Iccd):≤170mA
Decibel(dB):
30CM≥102dB;60CM≥98dB;100CM≥95dB