Features:
1) Super brightness: visible clearly outside and super visual wallop
2) Make use of longe life: can use over 100,000 hours (about 10-15 years)
3) Display effect: many kinds of scrolling effect

4) Communication mode: input by key-press
5) Power: by 2pcs battery 2032
6) Display colour: red (can do the color of red, green, blue, white and amber)

7) Fast and easily to use
8) Size: 11.7 x 3.7cm
9) Weight: 100g