Multifunctional Bluetooth APP -- You can adjust the brightness, color and blinking speed of the lights via Bluetooth wireless Smartphone App control, 16 million colors, adapt to music, adjustable brightness, function. DC12V~24V wide working voltage, preventing reverse connection of power supply, protecting LED light and controller very well. Music mode --The lights will sync to music on your smartphone or to any sound captured from external sources. MODE: Plan to turn your lights on or off at a specific time. Wake up in the morning to your favorite colors. Come home in a bright and well-lit house. Control a of maximum 64 strips together at one time. Mesh strip link to each other automatically as a local area network allowing for a greater range of control, and allows for multiple mobile device control at the same time. If you want to connect the strip light with the wifi, and control by Alexa or Home through voice, you can add a smart bridge to connect it colour:white Material:plastic size:5.3*2.4*1.1cm Package Contents: 2 x Bluetooth mesh Conrtroller 2 x 5 Pin Connector 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.