* It is recommended to use the same model of the battery (refer to "Rechargeable Lithium ion Battery") or battery with the same specifications for replacement.

1. Use a screwdriver to remove the screw on back cover of the device body.

2. Insert a flat-head pry tool into the gap between the front cover and the device body, and then remove the front cover.

3. Remove the battery upward.

4. To install a new battery, repeat the below steps for removing the old battery in reverse order.