The edge of the images may occur to be blurry due to projection angles. It is acceptable that 80% of the image area is in focus.

1. Check whether the projection disc is properly installed in the slot.
2.Check if the focus is properly adjusted.
3.Check whether the lens protection film has been removed.
4. Try install the projection disc upside-down or use a different disc. If the issues are still not resolved, please contact customer service.

Each person has their own preference as to the rotation speed. We have conducted many tests to find the rotation speed that accommodates the comfort and experience of most users. Hope that it will give you the best experience as well.

1. The battery is low.
2.Check whether the tray is inserted fully in the projector. You can check this by running your fingers through the tray surface to see if the tray stays flush with the projector.
3. Check whether the projection disc is aligned correctly in the slot.

1. If the lens is in its upper-most position, rotate the wheel clockwise to loosen the wheel.
2. If the lens is in its lower-most position, rotate the wheel counterclockwise to loosen the wheel.

A power adapter can output 5V voltage.