How To Charge A Battery With A Battery Charger. However check you battery specifications for the proper charge rate. Certain chargers allow you to set the charge rate for various sizes of batteries.

Make sure that the charger cable clips make light connections. My charge Portable Charger inevitably came with a USB cable and an adapter to connect it to the wall. No current limit as long as battery temperature remains below 125F 517C.
Then attach the black cable to the negative side of the battery terminal.
Charging a car battery with a charger. Then attach the black cable to the negative side of the battery terminal. Charging a car battery with a charger. Connect the charger to a power source.
