Material: This music LED light bar is made of high quality material, sturdy and . The built-in battery can be directly powered by USB, and it can continue to work even if there is no power supply. Design: 32-bit ARM processor, built-in high-sensitivity pickup microphone, intelligent noise reduction algorithm, dynamic realization of music and sound field. Mode: 8 display modes, 4 levels of brightness adjustable, 5 levels of speed adjustable. 18 color modes can be adjusted. You can also connect to your phone via Bluetooth to switch more display modes. [Atmosphere] The built-in microphone picks up the sound and automatically senses external sounds. It is very suitable for creating music vision and making music lively. Scene: When the music is turned on, the color layer will jump with the rhythm to enhance the atmosphere of the environment! It is very suitable to be placed on a desk, computer, bedside table or car. Type:32LED lamp beads colour:Silver Material:plastic size:181 x 15 x 18mm Package Contents: 1 x Pickup Rhythm Light 1 x base 1 x usb cable Only the above package content, other products are not included. Note: Light 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.