Cyber Power 1500PFCLCD Uninterrupted Power Supply (UPS).

Needs new batteries (two small 12V UPS batteries). Otherwise, UPS unit in perfect working order. User manual will be provided.

New batteries can be purchased for $30 each (or like-new on OKz.ca for $20 each):
https://www.batteryspecialist.ca/bb-hr9-12-hr9-12t2-12v-9ah-ups-battery

$50 price firm.
When you call please mention you found this ad listing on OKz.ca