APC Back UPS BE650G2 UPS AC 230 V 400 Watts 650 VA 8 Output Connectors 1x USB Charging Port Battery backup and surge protector for electronics and computers. Includes user manual. Adjustable voltage sensitivity provides the ability to adapt the UPS for optimal performance in specific power environments or generator applications. Periodic battery self-test ensures early detection of a battery that needs to be replaced and battery charging indicator lets you know when your battery is charging and when it is fully charged.Please note this item is non-returnable, see our returns policy for more information.