Power Failure Alarm 2 Pack, Freezer Power Outage Alarm 7 Sirens, 0-110dB Adjustable LED Indicator 12H Alert, Power Loss Monitor for Refrigerator, Sump Pumps, Aquarium

POWER FAILURE ALARM: When a power outage is detected for furnace, fridge, deep freeze, aquarium, sump pump etc throughout your house, the power outagle alarm will "ring" with loud 110db alert + LED flash together for 60s to alert you to protect life and property
12H ALERT AND EASY TO RELEASE: If still a power outage after 60s alert, the program will turn to: "LED flash only" for one minute, then "ring"+ "LED flash" together for 10s, repeat this mode to alert you Up to 12h until the power of battery runs out. The alarm can be released automatically when the circuit is re-energized Or you can press "cancel alert button" to stop the reminder. The built-in rechargeable battery frees you from replacement trouble and saves your money and time
LOUD 110dB AND 7 SIREN: Satisure power outage alarm offer 7 sirens to choose like sharp, soft and other ringtones, and 5-level volume adjustable from 0dB to 110dB includes mute mode with LED flash only, set the different volume and ringtone based on wider application scenarios as needs, with full protection for your home security
EXTENDED SOCKET: The power loss alarm does not occupy the additional socket, your household electrical appliances can plug into the power failure alarm directly to connect the circuit, which will no effect the access of other appliances
AFTER-SALES SERVICE: The package includes 1X power failure alarm and a user manual. we are online in 7*24h, if you have any product problems please get in touch with us for prompt assistance or a replacement if needed