Meilan C3 Bike Speed/Cadence Sensor

description":"The bike sensor can collect data of speed and cadence at the same time when riding, support for connecting with riding APP or bike computer by BT.  Features: Basic on BT BLE4.0 technology, collect data of bike speed and cadence at the same time. It can be connected with a bike computer or APP that conforms to the BLE4.0 standard. Very easy to install, mini body. CR2032 coin cell can be replaced, can be used more than 9 months. Mechanically physical measurement, highly accurate. Specifications: Brand: Meilan Model: C3 Material: ABS Color: Black Waterproof: IPX5 BT Version: 4.0 Package Weight: 60g / 2.12ounces Package Size: 145 * 104 * 50mm / 5.71 * 4.09 * 1.97in Package List: 1 * Speed Sensor 1 * Wheel Lodestone 1 * Pedals Lodestone 1 * Rubber Band 4 * Bands