... -4.2v black,white, silver, pink, red, titian, red, green, gold, copper, blueHot sell ego-vv (variable voltage) starter kits Hot ... charger will automatically stop when the battery becomes fully charged. To charge the battery, screw the battery into the USB charger cable. Plug ... temperature heat source. Do not weld or pierce the battery. If the battery appears discolored or deformed, or if it emits an ...