Specifications: *Outer case: Black PC
*LED color: red/blue/white/green/pink
*Display Matrix: 12 x 28
*Display Area: 24 x 73mm
*Size: 37(H) x 83(L) x 9. 5(D)mm
*Weight: 30g
*Storage capacity: 5 messages (each can be 42 Chinese characters or 84 English characters long) *Display Language:No limit(as long as your computer supports)
*Display Modes: Scroll up, Scroll down from the top, Scroll from the left, static, flash
*LUM: 8 levels
*Speed: 8 levels
*Battery: Li-polymer
*Power lasts approximately8 hours for factory standard quality
*Input mode: USB
*Wearing way: Magnetic adsorption