DIY Electric Car Forums banner

Best laptop battery tester? Opus?

495 Views 0 Replies 1 Participant Last post by  Jimbo69ny
I searched but I didnt find an answer.

What tester/charger do you guys like? I have heard mixed reviews of the Opus. Also I have read that the Opus doesn't read internal resistance which is a feature that I want.

Any suggestions would be appreciated.