Originally Posted by
purplegrape
I use this one. Available through most places or eBay for $10. Just plug in the bottom pins into the balancing plug of the battery.
https://www.amainhobbies.com/team-in...c23022/p148649
It will show the voltage of each cell and then ALL.
works great.
checks voltage only, does not discharge or any other function.
But it does not work with 1S batteries as what was asked in the start post.....
A simple voltmeter/multi meter is the best. choice and a multimeter is always handy to have.