For what it's worth, I was gifted one of these. A replacement battery was $45 from Jaycar. Com port is a standard USB-B port and is compatible with but https:

For what it's worth, I was gifted one of these. A replacement battery was $45 from Jaycar. Com port is a standard USB-B port and is compatible with but https://www.telephonewreckers.com.au/power-shield-safeguard-750va-ups https://www.telephonewreckers.com.au/power-shield-safeguard-... My only complaint is the formfactor is about weird.