The MyTrickRC Four Way LED Splitter Cable lets you connect 4 LEDs to one port on your controller. The primary purpose for the 4-Way LED Splitter is for adding Rock Lights to your Rig. And since your Dragon Controller is normally connected to your body, the 4-Way LED Splitter has in in-line Quick Disconnect so that you can easily unplug your you Body from the Chassis! So the 4-Way side of the cable connects to your Rock Lights and stays permanently attached to your chassis, while the other end stays permanently plugged into your Controller. Also, the 4-Way LED Splitter is compatible with ALL MyTrickRC Controllers so expanding your lighting system is easier than ever. This Cable can be used with Standard 3mm & 5mm LEDs, Attack Light Bars, Rock Lights, Spot Lights, Wafer Headlights, and Halos.