●Function: Alarm for both power failure and come back, different alarm voice for power off and on. ●118 dB: 118 db loud siren that keeps the alarm until it is turned off or the battery is exhausted. ●LED Light: Led flashing allow you to see the alert even from far away. Only flashing when power off. ●Manual Control: You can manually turn off the alarm after you get alert. ●Powered by: 1 unit 9V battery (not include), Working voltage: 110-220V.
[4 Pack]
[2 Pack]
[1 Pack]
Description
Durable
Premium stainless steel, anti-rust, can hold seawater and humid environments.
Package
Includes 2 Pcs 118db Power Failure Alarm.
Size
4-7/16" x 2-5/8" x 1-5/16".
Powered by: 1 unit 9V battery (not include), Working voltage: 110-220V.
Feature
Led flashing allow you to see the alert even from far away. Only flashing when power off.
And you can manually turn off the alarm after you get alert.