How to make auto cut off lithium battery charger

#auto_cut_off #3.7vBatteryCharger #18650BatteryCharger
Make a auto cut-off lithium battery charger easy way!
tp4056 lithium battery charger module:
bit.ly/2EHfk2p or bit.ly/32tPbfV
Relay: bit.ly/3jhfEEg
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[@rajivroka4468]

Your projects are very nice keep it up😋😋

[@apourmaker6055]

Thank you!

[@BirAdSecin]

change thread title to tp4056

[@jedunboxing4127]

i see something like that in my robot vacuum, which is defective, I think the board is fried, it has label zs-03 which is some sort of code, its just powered by single 18650 battery, i see on switch, led charging port,.