Function: 1. Applicable models: This LED lamp can be applied to 1/10 RC crawler chassis. Can be installed without damage to the position of the wheel arch lamp which is secured on the original RC car chassis. 2. 8 Light Modes: Colorful chassis underbody LED lamp has 8 different light modes: white, warm white, blue, red, purple, redblue flashing, colorful gradation, white flashing. 3.Make your car more cool and playable. 3. Applicable 6-10V Voltage: LED lamps on RC crawler chassis are powered directly from the receiver, supporting the voltage range of 6-10V. 4. Power Off Memory Function: Not only can you switch the light mode, this colorful RC Crawler Chassis Underbody LED Lamp also has power off memory function, it is a practical remote control car accessory. 5. Two control modes: connect the LED lamp parallel to the corresponding channel to achieve remote control. It can also be applied to the key control switch on the control panel. How to use: 1. LED lamp compatible with 1/10 RC crawler chassis. Can be installed without damage to the location of the wheel arch lamp which is secured by the original vehicle chassis. Powered directly from the receiver, 6 to 10 V of power