Screen matrix (H x W): 7 x 21 dots, chip LED
LED colors: Red, green, blue, yellow
LED service life: 50, 000 - 100, 000hours
Operating voltage: CR2032
Character set 0-9, English and symbol of PC keyboard
Stores 4 messages, each message holds 256 characters
Programmable on the board
Fast to slow run speed, 4 total
LED badge Shape: Oval 60 x 80mm