Descriptions:
Aluminum frame super slim light box whose frame is made of aluminum and the frame width is 21mm, is delicate and exquisite with LED lighting which is power saving and comfortable for eyes.  It is elaborate design and slim with the thickness of 18mm and widely used in super markets, shopping mall, hotel, restaurant, building wall, etc.
Highlights:
This super slim light box is made of superior aluminum which is clean, durable and exquisite outer frame. The thickness is 18mm that looks super slim and the frame width is 21mm to make the whole product harmoniously. 
Features:
＊ Elaborate design, stylish and delicate;
＊ Super slim, thikness of 18mm;
＊ LED lighting, mild and soft which is comfortable for eyes;
＊ Power saving, adopting LED light is power saving
＊ High-quality evenlit guide plate distributes light evenly.

Remarks:
Overal size is the whose product size, image size is the picture size and the viewing size is the size you see in the showing area, and size A1-A4 means the image size. Overal size is the largest size which is larger than image size and the image size is larger than the viewing size. Thus, picture size need larger than the viewing size when printing.

Customized size is welcome.