SL200 position flashing lights with magnet, without battery, eco-friendly - disc brakes

SL200 Magnetic flashing position lights, battery-free, eco-friendly - disc brakes eco-responsible, battery-free, frictionless No need to invoke a level 5 electrical spell to turn on these position lights, science is there for that. 

SL safety lights are little jewels of electrical design that use a neodymium magnet and the movement of your wheel, without friction, to make you visible to everyone! 

And that, without using any battery or battery! 

All you have to do is attach the lighting modules to your hubs and the magnetic module to your spokes and here you are with a bike equipped with fixed position lights, practical and ecological! Specifications: Weight: 318 g Dimensions: 78 mm Does not use a battery Disc brake bikes Material: Hardened steel (fixing), glass (optics), neodymium (magnet) Included: Front and rear light module, x4 magnetic modules