Use Voltage: DC 12 volts Led Flash Strobe Light Lamp Controller Module:2 sets of 6 circuit outputs. The maximum output power is 10W.Easy to control on/off switch. 3 Different Flashing Methods: A flash - left and right mutual flashes, 8 consecutive flashes; B flash - left and right mutual flashes, single flash 1 time; C flash - simultaneous flashes, single flash How to Use: The red wire is connected to the positive and the black wire is connected to the negative. Universal: Fit for any 12V cars, motorcycle, bike, etc.Simple install and operate. Size Chart: Voltage: 12V Material: ABS plastic Weight 0.1kg Size: The control box :7.5cm/2.95inch long, 5cm/1.97inch wide , 2.5cm/0.98inch high Lampshade length 5cm/1.97inch, 1cm/0.39inch width, 1.5cm/0.59inch height Package Includes: 1 Piece 6 Ways Flasher Flashing Controller Box(2 Pack) Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!