Operation Manual

Remove the battery pack

Step Slide the arrow switch toward right side and hold it.

Step Pick up the edge of battery by finger, then lift it.

Install the battery pack

Step Following the picture and install the battery.

Step Push the battery pack and make sure the battery is tightly installed.

4.1.6 LED Indicator to show battery capacity

By short press LED at any time, even when power is off. LED will show current

remaining capacity. If the main battery is not exist, it will show the second

battery capacity by flashing light.