The cyclist can mount his/her smartphone on the bicycle's handle bar and control the level of assist through voice commands. The smartphone can transmit signals to the wheel-mounted motor through a Bluetooth.
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A system that turns regular bikes into electric powered ones using the energy of pedaling stored in a battery that then powers an electric motor when most needed....
An electric-assist wheel that can simply be installed on a regular bike, to provide a boost when needed. It fully integrates a 250W electric motor, a lithium...
