... board has luxurious wooden frame, and one side is flashing led writing board, the other side is a normal black board.Led Writing board / LED Flashing board ... 8colors-----red, green, purple, yellow, pink, orange, white, blue. Remote controller Li-battery: 1800MA, 2800MA, ... 5500MA Different flash modespurple, green, yellow, blue;orange, white, red, pink. Applicable Field:Organizations: supermarket, large ...