Follow the instructions in the following images to install the speed and cadence sensor on your bike. The side with Bkool on it has to face the magnet.
The LED flashes when cadence or speed is detected. It will go out after 10 flashes.
Pair the monitor to your device
The speed and cadence sensor can be paired to your device via Bluetooth or ANT+.
Make sure the cadence sensor isn't more than 2 meters away from your device. Turn the crank to activate it.
Follow the instructions on your device to add sensors.