Shake to activate the Pulsators. The LED lights on the Pulsators will start flashing blue, indicating that they are ready to be connected. After activation, the Pulsators are available to connect for 30 seconds. After this period, they automatically turn off again if they are not connected. Shake the Pulsators again if they were not connected within 30 seconds.
If this is information does not solve the issue you are experiencing, please proceed.