Light Electric Wheelchair The X-lite features single or dual standard 5.2AH lithium batteries that have a quick-release catch and are airline approved for seamless journeys. Battery life can be extended by adhering to the maintenance guidelines of the manufacturer and using the wheelchairs regularly. This model is simple to fold http://www.stes.tyc.edu.tw/xoops/modules/profile/userinfo.php?uid=1679478