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Features: 1) Super brightness: visible clearly outside and super visual wallop2) Long use life: can be used for over 100,000 hours (about 10-15 years)3) Display effect: many kinds of scrolling effect4) Communication mode: input by key-press5) Power: by 2pcs battery 20326) Display color: red (we can do the color of red, green, blue, white and amber)7) Fast and easy to use8) Size: 11.7 x 3.7cm9) Weight: 100g
