The SpeedyBee F405 Mini BLS 35A 20×20 Stack-in-1 Stack combines advanced technology with exceptional performance for FPV drones. Its upgraded F405 flight controller chip supports Bluetooth connectivity for wireless Betaflight tuning, while the 35A BLHeliS Mini ESC delivers powerful and reliable current output. With features like a battery capacity indicator and dual BEC setup, it offers convenience and versatility for drone enthusiasts.
Note: Refer to the datasheet in the ATTACHMENTS section for more info.
Useful links:
How to connect 8-bit ESC to BLHeli_Suite
How to Setup Betaflight Firmware
Features:
- Upgraded F405 flight controller chip with Bluetooth for wireless Betaflight tuning.
- 35A BLHeliS Mini ESC with TVS transient suppression diode for enhanced protection.
- Dual BEC setup with 5V 2A and 9V 3A outputs.
- Battery capacity indicator for instant battery level monitoring.
- Supports DJI Digital Video Transmitters for seamless integration.
- Stable and strong current output for smooth flight performance.
Specification:
| Item Type: | Other Accessories |
|---|---|
| Flight Controller | SpeedyBee F405 Mini |
| Battery Input | 3-6S |
| Mounting Hole (mm) | 20 x 20 |
Package Includes:
1 x SpeedyBee F405 Mini BLS 35A 20×20 Stack
Attachments:
Technical Specifications
| Brand | SpeedyBee |
|---|---|
| Model | F405 |
| Current Rating | 35A |
| Package Quantity | 20 pcs |
| SKU | AI7150 |
| Weight | 0.12 kg |
| Availability | Out of Stock |
Applications & Use Cases
The SpeedyBee F405 Mini BLS 35A 20×20 Stack is a versatile flight controller & accessories used across a wide range of applications including autonomous drones, FPV racing quadcopters, agricultural drones, and surveying and mapping platforms.
Common use cases:
- Central brain for drone stabilization and navigation
- GPS waypoint missions for surveying
- Acro mode flying for FPV freestyle
This product is ideal for drone builders requiring precise flight control.
Technical Tip: F4 processors are good for basic builds; F7 or H7 recommended for advanced features. Ensure firmware compatibility (Betaflight, ArduPilot, iNAV).
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
- Genuine SpeedyBee product sourced from authorized channels

Tanvi Rajan –
Good product overall. My drone is flying well with this SpeedyBee F405 Mini BLS 35A 20×20. Satisfied with the purchase.
Rashmi Garg (verified owner) –
Solid SpeedyBee F405 Mini BLS 35A 20×20. Not the absolute best but excellent value for the price point.
Aditya Bhat (verified owner) –
Amazing build quality! This SpeedyBee F405 Mini BLS 35A 20×20 is sturdy and lightweight at the same time.
Zara Solanki (verified owner) –
Okay SpeedyBee F405 Mini BLS 35A 20×20. Gets the job done for my basic drone project. Nothing exceptional.
Ajay Mukherjee –
Good quality SpeedyBee F405 Mini BLS 35A 20×20. Minor scratches on arrival but functionally perfect.
Pranav Arora (verified owner) –
My 5th order from Zbotic. This SpeedyBee F405 Mini BLS 35A 20×20 is excellent as always. Totally reliable store.
Ashish Vohra –
Pretty good SpeedyBee F405 Mini BLS 35A 20×20. Works as expected for my drone project. Would buy again.
Hemant Solanki (verified owner) –
This SpeedyBee F405 Mini BLS 35A 20×20 exceeded my expectations. Installed it yesterday and took a successful test flight today.
Vipin Malhotra (verified owner) –
Very good quality SpeedyBee F405 Mini BLS 35A 20×20. I’ve been building drones for 2 years now and this is one of the best I’ve used.
Harsh Saini (verified owner) –
Decent SpeedyBee F405 Mini BLS 35A 20×20. Took some effort to set up but working now.
Shreyas Kulkarni (verified owner) –
Been using this SpeedyBee F405 Mini BLS 35A 20×20 for 3 months now, zero issues. Great product.
Sarika Ghosh (verified owner) –
Bought this for my college drone project. Works great, professor was impressed!
Farhan Deshpande –
Superb SpeedyBee F405 Mini BLS 35A 20×20! Built my first drone with this and it performed beyond expectations.
Vipin Patil (verified owner) –
Superb SpeedyBee F405 Mini BLS 35A 20×20! Built my first drone with this and it performed beyond expectations.
Yashwant Bose (verified owner) –
Good quality SpeedyBee F405 Mini BLS 35A 20×20. Minor scratches on arrival but functionally perfect.
Amit Garg (verified owner) –
Bought this for my college drone project. Works great, professor was impressed!
Siddharth Chauhan (verified owner) –
Pretty good SpeedyBee F405 Mini BLS 35A 20×20. Works as expected for my drone project. Would buy again.
Mayank Sharma (verified owner) –
Superb SpeedyBee F405 Mini BLS 35A 20×20! Built my first drone with this and it performed beyond expectations.
Riya Sethi (verified owner) –
Amazing build quality! This SpeedyBee F405 Mini BLS 35A 20×20 is sturdy and lightweight at the same time.
Jai Mehta (verified owner) –
Very good quality SpeedyBee F405 Mini BLS 35A 20×20. I’ve been building drones for 2 years now and this is one of the best I’ve used.
Ashwin Shah –
Been using this SpeedyBee F405 Mini BLS 35A 20×20 for 3 months now, zero issues. Great product.
Simran Rajan –
Amazing build quality! This SpeedyBee F405 Mini BLS 35A 20×20 is sturdy and lightweight at the same time.
Vaishali Bhatt (verified owner) –
This SpeedyBee F405 Mini BLS 35A 20×20 is exactly what I needed for my drone. Works perfectly, very reliable.
Rakesh Sharma (verified owner) –
Excellent SpeedyBee F405 Mini BLS 35A 20×20! Perfect for my quadcopter build. Arrived well packed and works flawlessly.
Tarun Rawat –
My 5th order from Zbotic. This SpeedyBee F405 Mini BLS 35A 20×20 is excellent as always. Totally reliable store.
Priya Patel (verified owner) –
Good product overall. My drone is flying well with this SpeedyBee F405 Mini BLS 35A 20×20. Satisfied with the purchase.
Saurabh Hegde (verified owner) –
Good product overall. My drone is flying well with this SpeedyBee F405 Mini BLS 35A 20×20. Satisfied with the purchase.
Karan Solanki (verified owner) –
Received the SpeedyBee F405 Mini BLS 35A 20×20 in great condition. Testing done, everything works perfectly.
Urmi Kumar (verified owner) –
Pretty good SpeedyBee F405 Mini BLS 35A 20×20. Works as expected for my drone project. Would buy again.
Sameer Rathore (verified owner) –
Very impressed with this SpeedyBee F405 Mini BLS 35A 20×20. My drone’s performance improved noticeably.
Kunal Iyer (verified owner) –
Good SpeedyBee F405 Mini BLS 35A 20×20. Works well for my drone build. Packaging could be slightly better.
Vijay Chauhan –
Using this SpeedyBee F405 Mini BLS 35A 20×20 in my hexacopter. Smooth operation and excellent thrust.
Mohit Arora (verified owner) –
Good quality SpeedyBee F405 Mini BLS 35A 20×20. Minor scratches on arrival but functionally perfect.
Harshit Kohli (verified owner) –
Good SpeedyBee F405 Mini BLS 35A 20×20. Works well for my drone build. Packaging could be slightly better.
Yogesh Ghosh –
Perfect for my agriculture drone project. This SpeedyBee F405 Mini BLS 35A 20×20 handles the weight effortlessly.
Milan Negi (verified owner) –
Good quality SpeedyBee F405 Mini BLS 35A 20×20. Minor scratches on arrival but functionally perfect.
Ishan Nayak (verified owner) –
Decent SpeedyBee F405 Mini BLS 35A 20×20 for the price. Using it in my quadcopter, performs well overall.