Specifications:

Without outer case,can be set in other products
* LED color: red/blue/pink/white/green/yellow
* Display Matrix: 7 x 21
* Display Area: 25 x 113mm
* Size: 34(H) x 120(L) x 10(D)mm 
* Storage capacity: 6 messages (each can be 255 characters long)
* Display Modes: Scroll up, Scroll down from the top, Scroll from the left, flicking
* LUM: 9 levels
* Speed: 9 levels
* Battery: CR2032 x 2
* Power lasts approximately 10 hours for factory standard quality(red LED)
* Input mode: 3 buttons onboard