DIY UPS - part 3/3 - with 12V and 19V (for Asus router)

Sorin - DIY Electrical Nerd

Hi guys! I hope you are doing well. I made a few modifications to this UPS and I will share them with you in this video. The UPS will switch to battery power much faster now and I used a new PCB for the relay circuit. I received it from JLCPCB. It will simplify the build a lot, so if you want to bu