How to install and remove the battery of Xiaomi Cordless Pressure Washer?

Installation:
1. Align the "●" mark on the handle with the mark on the battery pack.
Rotate the battery pack 90° in the direction of the arrow using the "●" mark to align with the mark. When you hear a click, the battery pack installs securely in place.

Removal: rotate the battery pack 90° in the direction of the arrow, with the "●" mark aligned with the battery pack unlock symbol;Unplug the battery pack downwards