Light Electric Wheelchair The X-lite features one or two standard 5.2AH lithium batteries that feature a quick-release catch and are airline approved for seamless journeys. Battery longevity can be extended by adhering to the maintenance guidelines of the manufacturer and using the wheelchairs frequently. This model is easy to fold http://www.stes.tyc.edu.tw/xoops/modules/profile/userinfo.php?uid=1681634