RGB controller is directly controlled remotely by mobile phone, the long-distance distance can reach 15 meters Wide voltage input, support 5V-24V voltage input. The lighting will change with the rhythm of the mobile APP music Multi-language software display, mobile phone APP language will change with the mobile phone display language, suitable for multiple countries You can set various single, double-color, and color flashing effects colour:White Material:plastic Package Contents: 2 x Intelligent controller 2 x 24 key infrared remote control 2 x English manual 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.