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Product Description:

Color: Red SMD LED(option: Yellow, Green, Blue, White)
Dot matrix: 7 x 29,the screen can store 5 western letters.
Frame Size: 80mm*30mm*8mm(3.15" x 1.18" x 0.31")
Screen Size: 74mm*25mm(2.9"x0.98")
Net weight: 20 g
Display support English.
Edit message through 7 function buttons of backside
Adjustable brightness: 50% and 100%.
5 levels of speed adjustment.
Display mode: Scroll, Hold.
Power: CR2032 battery,normal play use electricity 7 MA, and it can support 3V CR2032 Lion battery for more than 24 hours.