Matek LED Tail light WS2512B with Loud Buzzer Dual Modes for FPV Racer Multicopters It comes as H Type tail light with 8x WS2812B LEDs Loud Buzzer. It provides dual control modes, can be controlled by Flight Controller firmware (Cleanflight, Betaflight, etc.) or Transmiter. Specification: Brand name: Matek Item name: LED Tail light with Buzzer board Dual modes: FC control TX control TX mode: LED 7 colors (White, Red, Green, Blue, Yellow, Magenta, Cyan) LED 5 status (Constant light, Slow blink, Fast blink, Voilent blink) Buzzer: Lost Plane Finder FC mode: support Naze 32, SPRacing F3, etc. with Clean Flight or Betaflight firmware Input voltage range: 4.5~5.2V DCPower of TX mode (5V IN ): 1W/0.2A~2W/0.4A Sizemounting: Pls check the Layout Weight: 5g Package Included:1 X LED Tail light with Buzzer board