HGLRC F420 Micro Stack + 20A 4in1 + F4 Flight Controller

Overview:

The HGLRC F420 stack is a new stack from HGLRC featuring wired connections betweeen the flight controller and ESC. These offer a bit more security then the previous generation that used stacking pins that could be broken under certain circumstances. 

F4 FC Specifications:

- Weight: 5.8g
- F4M3 Flight Control Board ( D-Shot Version)
- MPU: MPU6000-SPI
- CPU: STM32F405RGT6, Dual 8K.
- Black Box: Flash 16M
- Input Voltage: 2-4S Lipo 
- Built-in Betaflight OSD to adjust PID
- BEC Output: 5V@3A
- Installing Hole:20x20mm, mounting holes (M3)
- Size: 30x30mm (main board)
- Support SBUS/PPM receiver 

4-in-1 20A BLHeli_S 2-4S ESC Features and Spec
- Input Voltage: 2-4S Lipo battery
- Constant Current: 20A-4S
- Peak Current: 25A/10S
- BEC Ouput: NO
- Firmware: BLHELI_S 
- Size: 30x30mm (main board)
- 35x38mm (including pad)
- Installing Hole:20x20mm,M3
- Weight: 8.2g
- CPU:EFM8BB21F16G-C
- MOS Tube: TOP QUALITY MOSFET
- Protocol: DSHOT600/300/150/Oneshot125/42,MultiShotDamped mode

Includes:

- HGLRC F4M3 Flight Controller
- HGLRC 4in1 20A BLHeli_S ESC
- Capacitor