HAKRC 55AF4 flying tower is equipped with BLS 45A four-in-one ESC and F405 flight control, which provides powerful power with a 30.5×30.5mm installation.F405 flight controller is equipped with 5 UARTs, MPU6500 IMU, OSD, F.Port and many other functions!Built-in plug-in allows you to easily connect to the DJI FPV Air System.Integrated 16Mb black box, barometer, upgraded Type-C USB interface, greatly improve socket life and reduce the risk of poor contact. Supports various receivers including Sbus,ELRS， PPM, CRSF, DSMX, iBus, DUMD, etc.
F405 FC Specifications：
Product size: 36x36mm
Packing size: Φ62*33mm
Installation hole distance: 30.5×30.5mm φ4mm
Weight: 6g
Packing weight: 20g
MCU: STM32F405RGT6
IMU:MPU6500
Baro: Infineon DPS310 (I2C2)
OSD: AT7456E (SPI2)
Blackbox: 16MB
B E C：5V/3A ; 9V/2.5A
USB interface: TYPE-C
Input voltage: 3—6S
Firmware: betaflight_4.2.9HAKRCF405D
Uart serial port: 5
Assistant software：betaflight-configurator
DJI digital image transmission：support
BLS 35A ESC Specifications：
Product size: 44*44*6 mm
Product net weight: 14g
Packing size: Φ62*33mm
Package weight: 27 g
Fixed hole position: 20*20mm/30.5*30.5mm
Fixed aperture: M4
Working voltage: 2-6S
Maximum continuous working current: 55A
Maximum instantaneous current: 60A
Support: DShot150/300/600, PWM
Oneshot125, Oneshot42 and Multshot
Assistant software: BLHeliSuite
Firmware version: BL16.7
