1. True music spectrum lamp, spectrum range 20Hz-25KHz; 2. Suitable for atmosphere lamp, decoration and audio modification; 3. Dimensions: 110mm wide x 33mm high x 9mm thick, 17mm thickest, bare board without shell; 4. Type-C power supply interface 5V1A; 5. Sensitivity adjustment potentiometer; Due to different factory batches, the product words are different, and the product accessories have slight differences in color and appearance, but it does not affect normal use Power on and ready to use, no wiring required. Colour:As Shown Material:PCB Package Contents: 1 set x LED audio spectrum display lights 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.