Meilan Speed ​​and Cadence Sensor Bluetooth C3 With the Meilan speed and cadence sensor C3 you can easily record both your speed and cadence. Despite the fact that both cadence and speed registration are integrated in one sensor, this sensor is easy to use. The data is sent via both Bluetooth and ANT+, so that it is possible to receive it on your Meilan bike computer and your smartphone. Specifications: Color: black Gender: unisex Material: plastic Dimensions: 35 x 30 x 10 mm (LxWxH) Weight: 54 grams Support: Bluetooth 4.0 Contents: 1 Speed ​​and cadence base unit 2 Sensors