Battery Replacement

Remove the battery cover on the back of the device and insert the battery in the correct direction. After inserting the battery, press and hold the power button for 3 seconds to turn on the device.



Note:
  1. The device can only be powered by ER18505 Li-SOCl2 battery not alkaline batteries.
  2. Ensure the battery direction is not reversed.
  3. Ensure all replacing batteries are newest; otherwise it may shorten battery life or cause inaccurate power calculation.
  4. The battery should be removed from the device if it is not used for an expended period.