good day dear, please check the attached photo as we need to buy big qty's of different indoor use shops sign as the following specifications: Size: 454x63x348mm  Multicolor LED flash display  + 8x40 dot LED display  +jackpot display - LED Display - Display Size: 8x8x5 matrix dot Word Update: RS-232 - Power - Input: 12VDC Consumption: 30W max UFO LED Quantity: RGB LED 32PCS LED backlight: White LED 30 PCS User Controls: 4ch mode selection DIP SW, 4 PIN wire cable Response Time (ton+toff): 35ms Typ Operating Temperature: 0~40 Humidity: 10~85% Outer Dimension (LxWxH)mm: 454x63x348 Weight Approx: 2.6Kg thanks regards