get a Lipo charger - don't mess around with charging. You can destroy your battery quickly but worth you can light a fire if you are doing stupid things...
There are solar ones - from Adafruit for example or on the store
get a Lipo charger - don't mess around with charging. You can destroy your battery quickly but worth you can light a fire if you are doing stupid things...
There are solar ones - from Adafruit for example or on the store