IMPORTANT NOTES: Used sold with no battery does NOT include an internal battery buyer must install their own replacement power cell to return the unit to full backup operation chassis and internal electronics are in working order shows normal signs of prior use review all photos to assess cosmetic condition only items shown in photos are included. CyberPower 825AVR is an 825VA 450W uninterruptible power supply with 8 outlets LCD display and AVR technology providing surge protection and power management for desktop PCs monitors routers modems and home office electronics great for budget upgrade projects for buyers who already have a replacement battery on hand reliable power protection backup solution for computers networking gear and small office equipment. Keywords CyberPower 825AVR UPS 825VA 450W battery backup surge protector 8 outlet AVR LCD no battery