Ride further without limits. The Fiido Range Extender Battery adds an invisible 208.8Wh of power to your C21, C22, or Air — seamlessly boosting your range for worry-free, long-distance riding. No range anxiety, just more miles. The kit includes everything needed for a clean, secure installation: the battery unit, wiring harness, controller module, mounting hardware, and two keys for the lockable battery cover. Key Features 208.8Wh extra capacity — significant range boost for longer commutes and touring Invisible power — integrates cleanly with your bike's existing system Worry-free long-distance riding — eliminate range anxiety on every journey Lockable battery cover — two keys included for secure, theft-resistant mounting Complete kit — wiring harness, controller module, mounting bolts and washers all included Specifications Battery capacity: 208.8Wh What's in the Box 1 × Range extender battery unit 1 × Wiring harness with connector 1 × Controller module 2 × Keys Mounting bolts and washers Compatibility Compatible with: Fiido C21 / C22 / Air. Please confirm your model before ordering.
