Light Electric Wheelchair The X-lite comes with single or dual standard 5.2AH lithium batteries that have an easy-release catch and are air-worthy for smooth journeys. Battery life can be extended by adhering to the maintenance guidelines of the manufacturer and using the wheelchairs regularly. This model is easy to fold http://www.stes.tyc.edu.tw/xoops/modules/profile/userinfo.php?uid=1676482