Mountain Bike Modified Lithium Battery Boost Speed Sensor Quantum Split D12L Magnetic Point Boost SM

and high qualityMade of high quality materials, durable and long service lifeSuitable for most electric bikesKT split D12L magnetic point assist SM connectorEasy to install, easy to use and safe. Make your riding more labor-saving and easierColour:BlackMaterial:PlasticPackage Contents:1 * speed sensorOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.