Smartups rack mount UPS 3000VA

This unit has been in storage for about a year assume it needs batteries. 2U rack mount. Includes the rack mount rails. Be aware that it does not use a standard power plug it uses a NEMA L5-30P plug.This is an industrial piece of equipment. Model SUA3000RM2U https://www.apc.com/ca/en/product/SUA3000RM2U/apc-smartups-3000va-usb-serial-rm-2u-120v/