SpeedyBee F405 V3 30x30 Flight Controller with Bluetooth Connectivity

Introduction

The SpeedyBee F405 V3 Flight Controller is a high-performance component designed for FPV drone enthusiasts and builders. This 30x30mm board integrates advanced features like Bluetooth connectivity for wireless configuration, a built-in barometer for altitude hold, and dedicated ports for digital FPV systems. It's the ideal choice for those looking to build or upgrade sophisticated FPV drones, offering a balance of power, features, and ease of use.

Key Advantages

• Integrated Bluetooth connectivity for convenient wireless flight controller configuration.
• Dedicated DJI Air Unit connector for simplified digital FPV system builds.
• Onboard barometer for stable altitude hold capabilities.
• Supports up to 4GB Blackbox logging via the microSD card slot.
• Multiple UARTs (5 sets) and ESC signal outputs (M1-M8) for extensive customization.
• Dual BEC outputs (9V 2A and 5V 2A) to power various components reliably.
• Convenient 4-level LED battery indicator for quick status checks.
• Supports BetaFlight, EMUFlight, and INAV firmware for maximum flexibility.

Technical Specifications

• MCU: STM32F405
• IMU (Gyro): BMI270
• Barometer: Built-in
• OSD Chip: AT7456E
• Mounting: 30.5 x 30.5 mm (4mm hole diameter)
• Dimensions: 41.6(L) x 39.4(W) x 7.8(H)mm
• Weight: 9.6g
• Input Voltage: 3S - 6S LiPo
• BEC Output 5V: 9 groups, 2A total current load
• BEC Output 9V: 2 groups, 2A total current load
• BEC Output 4.5V: Up to 1A for receiver and GPS (USB powered)
• BEC Output 3.3V: Up to 500mA for 3.3V receivers
• UART: 5 sets (UART1, UART2, UART3, UART4 for ESC telemetry, UART6)
• Bluetooth: BLE for flight controller configuration
• Blackbox: microSD card slot (up to 4GB, FAT16/FAT32 format required)
• DJI Air Unit Connection: 6-pin connector or direct soldering
• ESC Signal: M1-M4 (bottom), M5-M8 (front)
• BOOT Button: Supported for DFU mode and LED control
• USB Port Type: Type-C
• Current Sensor Input: Supported
• SmartPort: Supported via any UART TX pad
• RSSI Input: Supported (RS pad)
• I2C: Supported (SDA/SCL pads)
• Buzzer: 5V buzzer support (BZ+ and BZ- pads)
• Target Firmware: SPEEDYBEEF405V3

Applications

This flight controller is ideal for building high-performance FPV racing drones, freestyle quadcopters, and custom UAV platforms. Its advanced features make it suitable for aerial photography setups requiring stable flight and for complex builds integrating digital FPV systems like DJI.

Compatibility

Compatible with BetaFlight (default), EMUFlight, and INAV firmware. Features a 30.5x30.5mm mounting pattern. Supports 3S to 6S LiPo batteries. Includes dedicated connectors for DJI Air Unit, receivers, GPS modules, and 5V/9V components. Compatible with standard microSD cards (SDSC/SDHC, under 32GB, FAT16/FAT32 format) for Blackbox logging.

FAQ

What are the main advantages of the SpeedyBee F405 V3 Flight Controller?

The SpeedyBee F405 V3 offers integrated Bluetooth for wireless configuration, a dedicated DJI Air Unit connector for easy digital FPV builds, an onboard barometer for altitude hold, and supports up to 4GB of Blackbox logging. It also provides multiple UARTs and reliable BEC outputs.

Can I use the SpeedyBee F405 V3 with a DJI FPV system?

Yes, the SpeedyBee F405 V3 features a dedicated connector for the DJI Air Unit, making it straightforward to integrate into your digital FPV build. You can connect it via the 6-pin connector or direct soldering.

What firmware does the SpeedyBee F405 V3 support?

The SpeedyBee F405 V3 Flight Controller supports popular firmware options including BetaFlight (default), EMUFlight, and INAV, offering great flexibility for different flying styles and applications.

What is the mounting size and voltage input for the SpeedyBee F405 V3?

This flight controller has a standard 30.5x30.5mm mounting pattern with 4mm holes. It is designed to work with 3S to 6S LiPo batteries, providing ample power for high-performance FPV drones.

Where can I buy the SpeedyBee F405 V3 Flight Controller with fast delivery?

You can buy the SpeedyBee F405 V3 Flight Controller at HTDRONE, our specialized FPV drone parts store. We offer fast shipping within Poland and reliable delivery to Ukraine via Nova Poshta, as well as worldwide shipping via DHL.