Does anyone know a cheap(available on Ebay/AliExpress ) battery protection circuit board that has undervoltage/overvoltage protection and charging capability? I have a 3.7v Li-po battery and I need to draw 5 Amps from it.
I already tried glow plug from old Volkswagen golf but it uses much more power and when it got hot it melted all cables. I already tried smaller glow plugs but it does not stay at the temperature of ignition because of the cold fuel.
Hi. I am making an electric lighter which uses 3.7v LiPo battery(600mah), TP4056 battery protection (short circuit, overcurrent(3 Amp)) charging module, switch and 25kV transformer. The problem is that transformer has spikes that are over 3 amps and overcurrent protection gets triggered. I could...