APC Back-UPS Pro 500 Lithium Ion UPS

The Back-UPS Pro 500 Lithium Ion UPS from APC is an uninterruptible power supply complete with four NEMA 5-15R output connections and a 300 Watt output power capacity. Encased within this power supply is a rechargeable Li-ion battery that can easily be recharged in approximately 16 hours ensuring limited downtime. The battery is user replaceable allowing you to do away with the hassle of shipping in the power supply for service. The process of replacing the battery has also been simplified, as it is hot-swappable allowing it to be replaced without powering down your equipment.