Artograph Lightpad Battery
Take your Lightpad anywhere!
The compact, long-life lithium-ion battery powers any size LightPad from 2 to 8 hours depending on size, weather conditions and USB usage. Rechargeable up to 1000 charges, it has a power level meter that shows charge status and a convenient USB port for charging any 5-volt USB device including cell phones. Includes power supply and LightPad cable.