The V-Mount Power Lithium-Ion Battery with Charger from Savage is a rechargeable 12800mAh, 14.8V power source with an over-charge, over-discharge, over-current, over-temperature protection circuit. Capable of powering a variety of devices, the 190Wh battery can run a 100W LED video light for two hours, a MacBook Pro computer for six hours, or a 17" Windows laptop for two hours. The battery comes with a travel charger.