Power Drive Alber EFix E36 24 is an electrical add-on drive for a manual wheelchair. Max. user weight: 160 kg* Max. total weight: 210 kg* (incl. e-fix, wheelchair, wheelchair drive) The speed can be varied continuously from 0.5 to 6 km/h (0.31 to 3.7 mph) through a controller that is easy to operate. *Weights may vary depending on the wheelchair, accessories and the suitability of the person operating the device. SUPPLIED WITH LITHIUM-ION BACKUP BATTERY