magic 21key bluetooth app light strip kits,ws2812b addressable led strip,best led strip light,led lighting soluttions, rgb led strip,ws2812b,rgb light strip,rgb strip, addressable led strip, magic app light strip kit, 21 key 256 brightness display and 24-bit color display. Each pixel can have its own color and brightness. You can control them individually and set them to any color or animation you want. It is better to inject power between each 5 meters when connect them in series in case of voltage drop. Used to make led screen, led wall, advertising board and widely applied to hotel, KTV, bars, Outdoor advertising signs, Christmas or wedding party decoration, and so on. We can customize the LED strips according to your requirements.