2X Power Failure Alarm Automatic Detector 120db Cut-Off White

Product Details

• Power Failure Alarm: The siren will sound when the power supply is cut off and silent when the power restore; the warning could be muted by on/off switch.
• Working voltage:100 to 250V AC. The LED indicater can show power out / failure alarm and power condition.
• Sound level:120dB within 1 meter.
• Using Method: place the 9 V battery(not included) in the battery compartment according to the positive(+) and negative(-). Then connect the alarm with AC power and turn on the alarm switch.
• What you get? 2x power failure alarm

Technical SpecsProduct Name:Power Failure AlarmMaterial:PlasticVoltage:90 to 240 VSound: 120 dBLED Indicators: show power out / failure alarm and power conditionPowered by: A 9V battery(not included)