A flight controller with a built-in Serial ELRS receiver and 4-IN-1 Blheli_S 12A ESC specially developed for Digital HD FPV, which removes the analog OSD chip 7456, optimizes the PCB layout, and supports 1-2S Lipo/LiHV lithium batteries, very Suitable for Digital HD Tinywhoop/Cinewhoop/Toothpick and other small FPV drones. The flight controller uses the F405 chip, supports Betaflight/INAV firmware, has 3 sets of complete UARTs available, and integrates a BMP280 barometer and 8Mbp blackbox, which greatly enhances the playability of the flight controller.

Specifications:
Brand Name: Happymodel
Item Name: CrazyF405HD ELRS 1-2S AIO Flight controller
Mount size: 25.5mmx25.5mm
Weight: 4.8g without power lead wire
Firmware target: BetaflightF4
Support 1-2s Lipo/LiHV battery