We are a specialized manufacuturer of mini digital camera, and offer these products in competitive price and good quantity. Features: 1) Display: A) Display area: 27 x 12mm B) Matrix: 5 x 13 C) Number of LED: 65 2) Can store 1 message, totally 118 characters 3) With 7 levels of speed to display, and 7 levels of luminance for adjustment by user 4) Display direction: Vertical 5) Data communication: Easily input by hand 6) Power supply: 1 x CR2032 battery 7) LED colors: Red, blue, green, yellow, white, pink, 3-colors mixed 8) Operation time: About 20 hours