Patented Harmonic Pin-Ring technology allows TQ to design a harmonic drive gear that delivers seamless and silent integration in an e-bike system.
It's riding, but better Mobility comes from dynamic force coupled with progress – and from revolutionary ideas that give modern vehicles a new kind of power. Reach the top of a hill that previously seemed insurmountable. Travel a distance that would be out of the question with a normal bicycle. Product details Charges the HPR drive system battery & Range Extender Includes US (Type A) AC power cable 4A output Power supply input: 90V - 264V AC
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