BatteryPacks
# Background
The massage gun is broken. Let’s learn about Li-ION and fix it.
# Step 1
Took it apart. Yes, the handle contains a pack of 6x 18650 lithium ion batteries in series to create about 24 volts.
# Photos
# Step 2
Research.
- need a welder
- need nickel plates
- need more batteries
- need some insulator paper
TBD…