You are looking at the all-in-one stack by HGLRC. This stack comes with the F440 V2 OSD BEC Flight Controller and the 40A 4-in-1 BLHeli32 ESC. The mounting holes are 20mm apart, perfect for micro class racers.
Specifications
Micro F4 V2 Flight Control Board ( D-Shot Version)
- MPU: MPU6000-SPI
- CPU: STM32F405RGT6, dual 8K.
- Black Box: Flash 16M
- Input Voltage: 2-5S Lipo
- Built-in Betaflight OSD to adjust PID
- BEC Output: 5V@3A
- Size: 25x25mm board, 20mm mounting holes (M2)
- Weight: 3.7g
- Support Subs/PPM/DSMX receiver
40A 3-5S Blheli32 4 in 1 ESC
- Input Voltage: 3-5S Lipo battery
- Constant Current: 40A
- Peak Current: 50A
- BEC Output: NO
- Firmware: 32bit ESC with BLheli32 firmware
- Size: 27x27mm (mainboard) 32x34mm ( including pad)
- Installing Hole: 20x20mm, M2
- Weight: 5.2g
- CPU: STM32F051
- MOS Tube: Top Quality Mosfet
- Support Damped Mode, Oneshot125, Oneshot42, Multishot, Dshot150, Dshot300, Dshot600, forward and reverse
Includes
- 1x F4 V2 OSD BEC Flight Control Board
- 1x 40A Blheli32 4-In-1 ESC
- mounting hardware