LED High Power Flasher Box Control box starts flashing as soon as the orange power is pressed (will not work with a switch boxes) 10 Flash Patterns, Left and Right Output, Can run up To 500 5mm LEDS On each line or 10 1Watt leds on each line. Dimension 3.5"X1.5"X1" Draws less than 6 Amp, Connect to 12 V power Wire to battery is 4 feet, Outgoing wire 18 Inches