You can view the battery level in the Cubes settings.
2. Press the gear icon in the top right corner.
3. You can view the battery level at the top of the screen.
When finished press the back arrow in the top left corner to go back to the prior screen.
You can also test the battery of the Cube Shadow by turning off your phone's bluetooth and pressing the button on the Cube one time, it should beep. If it doesn’t it’s likely run dead and needs to be recharged.