120db Automatic Power Cut Failure Alerter, LED Indicator Smart Outage Alarm Warning Siren for Home/Office/Shop

Price: $14.89 - $10.89
(as of Mar 04, 2023 22:57:13 UTC – Details)

The LED indicator will show the power status. When the power is cut off, the alarm will give an 120db loud alarm until the power is restored.
The warning can be manually silenced by the on / off switch, and the plug-in battery cover design allows for easy battery replacement.
High voltage resistant design, even if the power supply voltage exceeds the standard, it can work normally. Link to 220V power supply, a 9V battery (not included) is required when the power failure alarm works.
This power alarm is the best choice for home security.