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.
BT Version: 4.0
Package Weight: 60g / 2.12ounces
Package Size: 145 * 104 * 50mm / 5.71 * 4.09 * 1.97in
1 * Speed Sensor
1 * Wheel Lodestone
1 * Pedals Lodestone
1 * Rubber Band
4 * Bands