Press and hold the button (1) on the front of the sensor for three seconds in order to wake up the device.
The LED (2), located above the button, will light up and blink yellow.
The sensor will remain in an awake state for three minutes.
If the button is pressed again at any point during the three minute period, the sensor will remain awake for another three minutes.
Once awake, the sensor is able to be added to an account or to a task.