This model uses 4 WS2812B LEDs, integrated BB sound, and with a flight controller can display a variety of colors and flashing status..

LEDs controlled by flight controller

4 x WS2812B LEDs

CF/BF flight controller control mode: support CC3D, Naze32, SPRachingF3, F4, F7 and other flight controllers with CleanFlight and BetaFlight firmware

Operating voltage range: 4.5~5.2V

size: 25 X 15mm

weight: 1.85g