1. 3 digital display modes: time display, level display, off display2. USB power supply, sound control jumping, adjustable sensitivity3. Adjustable brightness, with the option to set a slightly brighter display at night4. 6 jumping effects, 9 color effects5. Control mode: Sound sensing, button setting function Supply voltage: USB-5VDigital tube: 0.28 inch 4-digit displayDisplay LED beads: 36 3528 full-color LED beadsNote:A CR1220 button battery is required (not included in the shipment)Note:Installation guide not included, we strongly recommend you seek professional installation.Please check as much as possible to make sure the item is what you need.Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect UseIt's DIY kits, needs to finish by yourself.Colour:Photo ColorMaterial:plastic Package Contents:1 x LED Sound Control Spect Module 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.