HPR Range Extender Primaloft Fits: Formula C1

Fits: Formula C1

Compatible with Shimano 10-speed road systems except Tiagra 4700

and provides a fixed and blinking light mode to keep you visible when it matters most

Bicycling magazine says

Built-in 24/7 Safety Technology gives you a powerful selection of night and day modes (Boost

HPR Range Extender Primaloft Fits: Formula C1Only the size of a 500 ml water bottle, the lightweight TQ Range Extender integrates nicely into the frame of your e bike and easily fits into any standard bottle cage. Thanks to its Dual Charge Port, the Range Extender can be charged simultaneously with the main battery without the need to be removed from the frame. With a capacity of 160 Wh, the Range Extender has enough energy to extend your after work laps to an epic all day ride.