Mountain's MTN5818LED 18-LED and the MTN5830LED 30-LED rechargeable work lights both include an external charger for fast three-hour charges that yield more than three hours of work time, and feature hand formed PVC handles. The MTN5818LED is powered by a Nickel metal hydride 600mAh / 3.6V battery. The MTN5830LED includes a hook for hanging, and is powered by a 7.4v Lithium Ion battery.