This isa Flywoo another smallest but most spowerfu l GOKU 405 Nano flight controller packed with features including a barometer 16MB blackbox 6 complete hardware serial ports I2C functionality and WS2812 LEDs on each corner It is specifically designed to be pin mounted to the GokuBS13A 35A4in1 16x16 ESCs but can also be soldered via pads The programmable WS2812 LED on each corner provide low profile lighting for this tiny FC Features F405 BGA MCUBarometer5V 2A BECBlack Box 16MB6 UARTSWS2812LEDSpecifications MCU STM32F405 BGAIMU BMI270 SPI MPU6000 Optional Barometer BMP280input voltage 2 6SOnboard LED WS2812 46 hardware UARTS UART1 2 3 4 5 6 Supports serial receivers SBUS iBus Spektrum Crossfire only PPM and PWM receivers are not supported Onbord 16Mbytes for Blackbox logging5V Power Out 2 0A max3 3V Power Out 0 5A maxDimensions 22x22mmMounting Holes Standard 16 16mm square to center of holesWeight 2 3gFirrmware FLYWOOF405NANOPackage Included 1 Flywoo GOKU GN405 Nano Flight controller