The Range extender includes a holder that mounts to the water bottle bosses on the frame. It charges the main battery while riding, and offers a parallel power supply to the motor when the power draw exceeds 2A.
- 36V 208Wh Panasonic
- BUS Compatible (Smart), Balanced operation as charger or independent battery
- The Mahle charger will recharge both the main and range extender batteries at the same time