The Wrappon Lib5-DX Lithium Ion battery is a 5200 mAh battery that produces a 14.8 volt current to power the Wrappon Toilet system. At 77 watt hour, the Lib5-DX Battery carries a charge that will power the Wrappon Toilet through 60+ flushes. With an over discharge cut-off function and a short recharge time of 4 hours, carrying multiple batteries will keep the toilet running for even the longest off-grid trip. The Lib-5 battery also has a USB port which will charge your portable devices. The L.E.D. charge panel on the battery allows the user to monitor the remaining power. The battery comes with its own dedicated charger and connection cable for the Wrappon Toilet.