[Easy operation] RC switch module After connecting the servo plug to the third channel (CH3) of the receiver, you can freely control the lights. [Compatible] The control panel can be connected to one or two sets of lights, compatible with remote control model cars. [Light weight] Because of its small size and light weight, the remote control car does not have any additional load. You can also connect a remote control light powered by the receiver. [Boost regulator] There is a boost regulator that can drive 5mm LED lights. Remote control simulation climbing model car LED lights, headlights, remote control model car modification lamp group switch module General 1:10 1:8 oil-powered, electric remote control model car Working voltage: 4.8V-6V Product gross weight: 12g Product size: line length 190mm Instructions: The power supply interface is a standard servo plug, which can be directly plugged into the idle third channel of the receiver, which is very simple and practical! The circuit board has a booster regulator. Can bring 12 5mm led linkage light groups Switch working mode: every time the third channel switch is pressed twice quickly, the mode is cycled in sequence. Colour:black White Red Material:Plastic + components Package Contents: 2 x RC LED light control panel Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.