BetaFPV Toothpick F4 2-4S 20A V3 AIO Brushless Flight Controller

BetaFPV Toothpick F4 2-4S 20A V3 AIO Brushless Flight Controller
BetaFPV Toothpick F4 2-4S 20A V3 AIO Brushless Flight Controller
Brand: BetaFPV
Product Code: 976714 20A
Availability: In Stock
Price: USD$62.99
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The latest iteration of the F4 AIO 20A with 2 additional features:

  1. 8M Flash chip for Betaflight Black Box.
  2. 3 UARTs available (UART1, UART2 and UART6). Pilots could use one UART for DJI Digital FPV Air Unit/Caddx Vista and the other UARTs for external receiver like TBS Crossfire.

This new AIO Brushless FC can handle 20A continuous current (25A burst). Compared to FC / ESC Stack design, this board comes with lots of capability while still being ultralight (only 6.63g).


  • Handles 20A continuous current (25A burst).
  • Comes with 4*Pluggable Pins for your motors (they do not come pre-installed).
  • Compatible with 120X, 130X, 140X motors, and 1505 motors.
  • Side-mounted USB port.
  • Solder pads are at the edge of FC, convenient for your soldering.
  • Double-sided solder pads for your motors. Pins pad and wire pads are both built-in for motors connection.
  • Integrated with a Betaflight MATEKF411 processor FC, Betaflight OSD, F4 MCU.
  • Supports 2-4S.

Specifications for FC:

  • CPU: STM32F411CEU6 (100MHZ).
  • Six-Axis: MPU6000 (SPI connection).
  • Size: 32.5*32.5mm (26.5mm mounting holes).
  • Firmware version: Betaflight MATEKF411 (MK41).
  • OSD: Built-in BetaFlight OSD (OSD chip: AT7456E).
  • Receiver: Supports Frsky XM/XM+ Receiver/ Futaba Receiver/ Flysky Receiver/ TBS Crossfire Receiver/DSMX Receiver.
  • Support programmable LED like WS2812 etc...
  • Built-in current sensor.
  • Weight: 6.63g.

Specifications for ESC:

  • Support BLheli/BLHELI_S suite Pass-through ready.
  • Support PWM, Oneshot125, Oneshot42, Multishot, Dshot150, Dshot300, Dshot600.
  • Input voltage: 2S-4S Lipo.
  • Continuous current: 20A.
  • Peak current: 25A.
  • Firmware: BLHELI_S.
  • Motor Connectors: 1.25mm header pins connector.

Diagram for Toothpick F4 20A AIO FC V3:


  • 1 * Toothpick F4 20A AIO 2-4S brushless flight controller
  • 1 * Cable Pigtail (XT30)
  • 4 * M2x10mm screws
  • 4 * M2 nuts
  • 4 * Anti-vibration rubber dampers
  • 4 * Motor Pluggable Pins

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