Docooler 7 Color LED Under Glow Car Underbody Neon Strip Lights Kit 2x 36" & 2x 48" with Wireless Remote Controller Easy to install and use, quite a good product to decorate you car! Under voice-activated mode, the color will change with the rhythm of the music, increasing your night driving pleasure. Press A button once to enter voice-activated mode, then press the A button again to exit it. With the wireless remote to control power switch (C button), color changing and flashing mode (B button), and to choose colorful gradient mode (D button), voice-activated mode (A button). The shell is made of PVC material, which can be bent freely and has the characteristic of high and low temperature resistance and waterproof function.