This can be used with BOTH LiteHawk INTIMIDATOR and / or LiteHawk CHARGER XL
The plug is keyed, so the battery can only go in one way. Plug the battery into the charger and plug the charger into the wall. The red light on the charger will go out, and a green light will flash to indicate that the battery is charging. Charging takes 1.5 - 2 hours. When charging id complete both the green light and the red light will be on solid.
If the lights do not go on solid withing 2.5 hours, unplug the battery as the charger may be defective.