In the ever-evolving world of FPV drones, compactness, reliability, and convenience are more essential than ever. One product that continues to stand out among micro and cinewhoop pilots in 2025 is the SpeedyBee F405 AIO. Combining performance and simplicity, this all-in-one flight controller and ESC board is built for tight builds, clean wiring, and fast setup—without compromising on power.
If you’re looking to build a sub-250g quad, a reliable cinematic drone, or simply want fewer cables in your life, here’s why the SpeedyBee F405 AIO might be your next favorite component.
1. What Makes the SpeedyBee F405 AIO Stand Out?
The SpeedyBee F405 AIO 40A merges a flight controller and a 40A 4-in-1 ESC into a single compact board. It’s designed specifically for smaller FPV drones, where space is limited but performance still matters. It supports both analog and digital systems and offers wireless configuration through your smartphone.
Core Specs:
- STM32 F405 MCU for fast processing
- Integrated 4-in-1 40A ESC (BLHeli_S firmware)
- Bluetooth + USB-C for tuning via the SpeedyBee App
- 5×25.5mm mounting pattern
- Direct compatibility with ELRS and HD VTX systems (Walksnail, DJI O3)
2. Ideal for Micro and Lightweight Digital Builds
The SpeedyBee F405 AIO is often used in 3–3.5” cinewhoop drones and other sub-250g builds. Its compact footprint and low weight make it an ideal choice for tight frames where a traditional FC/ESC stack won’t fit. You can run this board with 4S power setups, and it will handle high-KV motors like the MEPS 1505 or 1404 effortlessly.
Example Setup:
- Frame: 3.5” cinewhoop
- Motors: MEPS SZ1404 3850KV
- VTX: DJI O3
- Battery: 4S 850mAh
Result: ~240g AUW with smooth digital video and precise control
3. SpeedyBee App Integration = True Plug & Fly
One of the most useful features of this board is built-in Bluetooth. No need to connect to a PC just to tune PIDs or check motor directions. The SpeedyBee app allows pilots to:
- Update firmware
- Configure Betaflight settings
- Access blackbox logs
- Change motor direction
All from your phone—anytime, anywhere.
4. Built for Reliability and Clean Wiring
Fewer wires mean fewer points of failure. The SpeedyBee F405 AIO eliminates messy stack builds, reduces the chance of disconnection during crashes, and improves airflow inside compact frames. The 40A ESC rating also provides enough headroom to handle most freestyle or cinematic builds under 4”.
5. Who Should Buy the SpeedyBee F405 AIO?
This AIO board is a great choice for:
- Pilots building ultralight digital quads
- Beginners who want a clean and easy installation
- Cinematic creators flying 3–4 inch cinewhoops
- Racers or freestyle fliers who prefer low-weight components
Whether you’re upgrading from a basic FC or starting a custom build, the SpeedyBee F405 AIO gives you reliable performance in a simplified form.
6. Where to Get It: Shop Smart at MEPSKING
You can find the SpeedyBee F405 AIO at MEPSKING, a leading FPV shop trusted by drone builders worldwide. Why buy from MEPSKING?
6.1 Discover MEPSKING: Your Premier One-Stop Shop for FPV Drone
MEPSKING is a leading online platform dedicated to FPV drone enthusiasts. As a trusted industry leader, MEPSKING bring you an extensive range of high-quality FPV drones and accessories, making it easier than ever to find everything you need for your next flight adventure.
At MEPSKING, we’ve partnered with top-tier brands like DJI, T-MOTOR, iFlight, BETAFPV, RunCam, CaddxFPV, RADIOMASTER, SpeedyBee and more to provide a wide selection of FPV essentials. From motors, ESCs, frames, and cameras to FPV goggles, controllers, and beyond, we’ve got you covered.
Plus, our exciting ongoing events make shopping even more rewarding:
- Spin the Lucky Wheel – Win exclusive prizes and discounts.
- Free Product Trials – Test our products at no cost.
- Social Media Events – Engage with us on our official channels for a chance to win.
6.2 Why Choose MEPSKING: Official Quality Assurance, More Affordable Prices
A Complete Product Range: We offer both variety and quality.
- All FPV Essentials in One Place: Find everything you need, from motors, ESCs, and flight controllers to goggles, antennas, and video transmitters.
- Top-Quality Selection: Partnering with leading brands, we curate the most popular and reliable products on the market. Every product undergoes professional testing by our team to ensure quality.
Dual Quality Assurance
- Brand Warranty: Enjoy coverage directly from the manufacturers.
- MEPSKING Support: Our professional after-sales service includes a two-year warranty on all orders, ensuring any quality issues are promptly addressed.
Unbeatable Prices
- Official Discounts: Take advantage of brand promotions.
- Exclusive MEPSKING Offers: Stack additional platform discounts on top of official deals for maximum savings.
Faster Delivery
- We prioritize getting your products to you quickly so you can spend less time waiting and more time flying.
6.3 Don’t Miss Out on Free Trail at MEPSKING!
From the 16th to the 21st of every month, MEPSKING offers an exclusive Free Trial Program featuring different products each time. From motors and ESCs to flight controllers and more, you’ll have the chance to test premium FPV gear for free. Don’t wait—explore this month’s lineup and take your FPV experience to the next level!
Final Thoughts: Is the F405 AIO Worth It?
Absolutely. The SpeedyBee F405 AIO hits the sweet spot between convenience, performance, and affordability. Its compact design, app-based tuning, and support for modern VTX systems make it one of the most versatile AIO boards in 2025. If you’re aiming for a clean, efficient drone build—especially one that stays under 250g—this board should be at the top of your list.
