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You can you will have to mute it by pressing the power button as it goes off when the battery is dead. It will basically only work as a power strip till you replace the battery.
Sorry, there was a problem. Please try again later.No, take it apart and order a new replacement battery.
Sorry, there was a problem. Please try again later.Get a replacement battery if needed. Don't use a dead battery in a BACK-UPS. You void your warranty if you do this, not to mention how annoying the alarms will be when the battery dies. The whole intent of the BACK-UPS is to provide an electronically safe source of needed power to shutdown in case of power failure. electrical storms or power surges. You want a line that is both stable and secure. Using a dead battery is like trying to start a car with a dead battery, it's useless and not advised.
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