✅Four riding modes:Pure electric mode & human riding model & power assistance & push model. 4 working modes can be switched at will.
✅Easy Installation:Can be successfully installed into an electric bicycle in just a few time by only a few tools which can remove the crankset and the center shaft, as well as tools for installing this mid-drive motor.
✅Universal Compatible:It's compatiable with mountain bike,road bike, racing bike ect bikes with 68-73mm bottom bracket.