APC BACK 500/ BK500MC BACK UP UNINTERRUPTIABLE POWER SUPPLY (No Battery).Condition is for part unit was not tested due to dead battery the picture is for the battery replacement number only. *P2 The APC BACK 500/BK500MC is a desktop/freestanding uninterruptible power supply (UPS) designed to provide surge protection and an audible alarm in case of power outages. It is compatible with APC products and has a maximum power output of 300W. The UPS comes in a beige color and has a voltage compatibility of 120V. Battery will need to be replaced in unit. It was dead and has been removed to help reduce shipping weight
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