Features ws2811 20mm diamater high powerful round Pixel led dot  Dc12V 1、Product Type：20mm diamater round  Pixel led dot 2、LED source :3535 RGB 3、PCB Material：Aluminium plate 4、chip:sanan 5、IC Type：Ws28116、Gray scales：256 degree 7、Beam angle：180°; 8、color:RGB addressable 9、 working voltage: DC 12V; 10、Power: 1.0W 11、waterproof Type：waterproofIp65http://www.rose-lighting.com/wp-content/uploads/sites/53/2020/12/20mm-12V-powerful-pixel-led.mp4There is 20mm with 2 pcs  normal  3535 RGB led or  3pcs 3535RGB led optional  Â