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  2. Bicycle lighting - Wikipedia

    en.wikipedia.org/wiki/Bicycle_lighting

    Magnetic bike lights. Lights can be self-powered via electromagnetic induction, eliminating the need for batteries or dynamo systems. The advantages are similar to those of dynamo lighting. The most common design includes a magnet on the wheel spoke and lights with a coil in them, mounted on the frame or fork of the bike.

  3. Bottle dynamo - Wikipedia

    en.wikipedia.org/wiki/Bottle_dynamo

    Bottle dynamo mounted on a bicycle. Dismantled bottle dynamo. Left: Housing with internal permanent magnet rotating through the friction wheel. Right: Induction coil. A bottle dynamo or sidewall dynamo is a small electrical generator for bicycles employed to power a bicycle's lights.

  4. Bicycle safety - Wikipedia

    en.wikipedia.org/wiki/Bicycle_safety

    Bicycle lights can be powered by replaceable batteries, by internal rechargeable batteries, or powered by a hub, bottle or roller dynamo that produces electrical energy when driven by the rotation of the wheels. Cycling lights are typically of lower power than those on motor vehicles, but well-designed lights are perfectly adequate for the ...

  5. Lyft Urban Solutions - Wikipedia

    en.wikipedia.org/wiki/Lyft_Urban_Solutions

    The bikes were designed by Michel Dallaire; they are built in the Saguenay, Quebec region by Cycles Devinci. Bicing bike in Barcelona. Four bike models are available. These include: [73] The "ICONIC". This is PBSC's original bike model. It has 26" wheels, and is heavy but sturdy. The "FIT". This is a newer model. It is lighter-weight and has 24 ...

  6. Ultimate Camping Gear Guide - AOL

    www.aol.com/lifestyle/ultimate-camping-gear...

    This rechargeable unit has four brightness levels, including the 750-lumen burst mode, and multiple light settings. The beam won’t gradually dim—like most lamps do—with the help of Constant ...

  7. Electric bicycle - Wikipedia

    en.wikipedia.org/wiki/Electric_bicycle

    The propulsion is provided at the pedals rather than at the wheel, being eventually applied to the wheel via the bicycle's standard drive train. Freewheel crank , that is a freewheel in the bottom bracket, is a necessary part in mid-drive systems to allow the electric motor to work inside its optimal rotational speed range ( r/min ).