According to the sound collected by the pickup, 32 lamp beads in the product b-eat with the rhythm, together with a special MIC for music and a 16-bit ARM processor. To realize the dynamic embodiment of music and sound field. Features: Car a-tmosphere mood lights have a built-in high-sensitivity microphone, no less than 8 display modes, and 18 color modes are adjustable. Automotive interior lights has an exclusive intelligent noise reduction algorithm, which can be used in noisy environments. Flexible, waterproof and ultra-thin. LED lights with anti-collision and anti-corrosion function. USB design suitable for both indoor and outdoor or car use. Long USB cable length of the rhythm light to facilitate installation. Automotive interior lights control for car interior lights allows you to change the color and adjust the brightness according to your needs, and the voice control function allows you to enjoy the fun of color changes according to the car stereo music rhythm and sound. Specifications: Item color: white Type: with built-in battery, without built-in battery (otpional) Material: ABS Input voltage: 5V 1A Frequency response: 100-16KHz USB cable length: 1m Display modes: 8 Brightness: 4 levels Speed: 5 levels Color modes: 18 Light beads quatity: 32pcs Battery: 3.7V, 1500mAh Item size: 181 * 19 * 16mm / 7.1 * 0.7 * 0.6in Package size: 225 * 50 * 30mm / 8.9 * 2.0 * 1.2in Package weight: 85g Packing List: 1 * Sound Control Pickup Rhythm Light 1 * USB Cable