To access the microSD card slot on your eufy Baby Monitor E20/E21, follow these steps:

1. Locate the lens: Identify the circular lens on the front of the camera.

2. Rotate the lens: Gently twist the camera lens counterclockwise (to the left) to rotate it upwards.

3. Reveal the microSD card slot: As you rotate the lens, the microSD card slot will become visible. It's typically a small, rectangular opening.

If you have any other questions regarding the Baby Monitor E20/E21, please don't hesitate to contact us for further assistance.