Flight Stack SpeedyBee F405 Mini BLS 35A

The SpeedyBee F405 Mini BLS 35A is designed for pilots who need compact size without sacrificing functionality. Its biggest strength is the ease of integration and configuration, thanks to SpeedyBee App support, allowing you to adjust settings directly from your mobile device.

Despite its small footprint, it offers balanced performance. The included 35 A ESC (40 A burst) with BLHeli_S firmware delivers smooth motor control and reliable power in most scenarios.

At its core, the STM32F405 MCU ensures fast signal processing and compatibility with popular flight firmware. Multiple UART ports provide flexibility for connecting GPS, telemetry, or other peripherals.

The stack also features a 16 MB Blackbox for flight logging and analysis. An integrated LC filter further ensures clean video signals, which is critical when flying in challenging environments.

With its 20×20 mm mounting pattern and lightweight build, this stack is perfect for compact FPV frames. The SpeedyBee F405 Mini BLS 35A offers a modern, practical solution that combines convenience, control, and compact design.

Key Specifications:

• Flight Controller: SpeedyBee F405 Mini

• MCU: STM32F405

• UART Ports: Multiple (GPS, telemetry, peripherals)

• Blackbox: 16 MB

• LC Filtering: Integrated

• ESC: 35 A continuous / 40 A burst

• ESC Firmware: BLHeli_S

• Current Sensor: Built-in

• Input Voltage: 2–6S LiPo

• Mounting: 20×20 mm

• Weight: ~12 g (stack)