Battery Replacing
When the batteries have run out of power, please remove the back cover to replace the new batteries.

Note:
- The device can only be powered by the ER26500 Li-SoCl2 batteries. The alkaline battery is not supported.
- The batteries should be removed or replaced from the device if it is not used for an extended period.
- Ensure all replacing batteries are newest; otherwise, it may shorten battery life or cause inaccurate power calculations.