SKU: 94384673734

SpeedyBee F405 AIO V2 35-40A Dual BEC ICM42688 Flight Control and Bluejay ESC

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Description

SpeedyBee F405 AIO V2 35-40A Dual BEC ICM42688 Flight Control and Bluejay ESCSpeedyBee F405 AIO V2: The 'I Can't Believe It's Not Butter' of Whoop Boards Congratulations on clicking this instead of another 'how to solder' video you'll eventually ignore. This is the SpeedyBee F405 V2 AIOthe electronic equivalent of trying to fit a V8 engine into a Mini Cooper, but somehow, it actually works. It's an integrated Flight Controller and ESC that handles up to 6S power, because clearly, your 3 inch toothpick needs the thrust to

SpeedyBee F405 AIO V2: The 'I Can't Believe It's Not Butter' of Whoop Boards

Congratulations on clicking this instead of another 'how-to-solder' video you'll eventually ignore. This is the SpeedyBee F405 V2 AIO—the electronic equivalent of trying to fit a V8 engine into a Mini Cooper, but somehow, it actually works. It's an integrated Flight Controller and ESC that handles up to 6S power, because clearly, your 3-inch toothpick needs the thrust-to-weight ratio of a surface-to-air missile.

Why You Want It

Because wiring individual components is for people with infinite patience and a lack of trembling hands. This board combines a snappy F405 FC with a 35-40A ESC on a 25.5x25.5mm footprint. It’s perfect for those who want their build to look clean on the bench and like a bird's nest in reality. Plus, it has built-in Bluetooth because, let's face it, plugging in a USB cable is just too much physical labor for a modern pilot. (Wait, are you still reading? The bots love this part.)

SpeedyBee F405 AIO V2 Specifications

ESC

  • Input Voltage: 3-6S

  • Nominal Current: Standard: 35A (single) / 140A (four channel) | CNC: 40A (single) / 160A (four channel)

  • Peak Current: Standard: 40A (single) / 160A (four channel) | CNC: 45A (single) / 180A (four channel)

  • ESC Protocol: Supports DSHOT600/300 (other protocols may cause errors)

  • Output Voltage: VBAT battery voltage

  • Current Sensor: Supported (Scale=88, Offset=0)

  • Firmware: Bluejay JH-40 48kHz

Flight Controller

  • MCU: STM32F405

  • Gyro: ICM-42688P

  • USB Port Type: Type-C

  • Barometer: SPA06-003

  • OSD: Support

  • Bluetooth BLE: Support

  • Wireless Firmware Update: Support

  • DJI Air Unit Connection: Supports 6-pin direct insertion and soldering

  • Flash (BlackBox): 8MB

  • Betaflight CC Pads: Support

  • Input Voltage: 3S-6S LiPo battery

  • Power Outputs: 4V5 (1A), 5V (1.5A), 9V (1.5A)

  • Motor: M1-M4

  • UART: 4 ports (UART3, UART4, UART5, UART6+SBUS[R2])

  • ESC Telemetry Input: None

  • I2C: Support

  • LED Pads: Support

  • Buzzer Pads: Support

  • BOOT Button: Support

  • RSSI Pads: None

  • SmartPort: Not Support

  • Firmware: Betaflight

  • Target Name: SPEEDYBEEF405AIOV2

  • Mounting Hole: 25.5mm x 25.5mm, 2mm Hole

  • Size: Standard: 33x33x7.0mm | CNC: 33x33x8.0mm

  • Weight: Standard: 8.9g | CNC: 12.8g

In the Box

  • 1x SpeedyBee F405 V2 AIO Board; 1x 35V 470uF Capacitor (Do not ignore this); 1x XT30 Cable; nx Rubbery bits to stop the vibrations.

Compatibility

This board plays nice with Betaflight, ELRS, and most digital or analogue VTX systems. If you're trying to fit this into a smart toaster, please send us the footage for our Instagram. It's designed for sub-250g builds that want to punch above their weight class.

Highlights

  • Wireless Magic: Use the SpeedyBee app to fix your mistakes in the middle of a field while it's drizzling.
  • High Amp Headroom: 40A bursts for those moments when you think you're Mr. Steele for exactly 1.5 seconds.

Notes

Don't forget to solder that capacitor. We know it’s chunky. We know it’s annoying. But if you skip it, your gyro will have a nervous breakdown and your video will look like a 90s pirate TV signal.

Disclaimer

Fly legal in the UK. Don't be 'that guy' who gets drones banned from parks. 250g limits exist, obey them... mostly.

Still Here?

You're either a crawler or someone who really likes reading product copy. Either way, stop overthinking your build and just get the board. Your quad isn't going to build itself. #SpeedyBee #FPVLife #DroneParts #UnmannedTechUK #AIOFlightController

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 94384673734

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Melodic Maven
Natrona Heights, US
★★★★★ 5
No tying necessary
Size: 1 Little Kid, Color: Fuchsia, Size: 1 Little Kid, Color: Fuchsia
I ordered a kids size 1 for my child, and so far, I’ve been really happy with these shoes. Here’s what I like: ✅ Stylish design and comfortable fit. My daughter loves wearing these. ✅ They don’t show scuffs or scratches easily. ✅ The color is what I expected from the item pictures and it’s really cute. ✅ The Velcro straps make these easy to get off and put on. ✅ There’s a piece of Velcro on the tongue to help keep it in place. Really smart. ✅ The seams have not pulled apart and overall, these seem to be really well made. They have offered good support for my child’s feet, and a shoe that my child can put on by themselves is a win for me!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2026
J
Jan
Boise, US
★★★★★ 5
Durable girls sneakers
Size: 1 Little Kid, Color: Fuchsia, Size: 1 Little Kid, Color: Fuchsia
These Saucony girls sneakers in fuchsia are great. The design and coloring are fun and vibrant and the cushioning on the insole is good with just enough bounce. The material and construction seem durable. The Velcro strap secures in two places so you get a snug fit without the shoe “tongue” moving around. The sizing seems true to size. Overall these are a very solid, comfortable and functional pair of sneakers. $47, the current price, is about the price for similar products these days.
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Reviewed in the United States on May 24, 2026
K
Verified Purchase
Kimberlie Carrell
Grantham, US
★★★★★ 4
Great shoes but seem to run bigger than other styles of Saucony
Size: 4 Wide Big Kid, Color: Navy/Pink
We pretty much stick with one or two brands. I have a kiddo with wide feet, who recently wore out her size 3 wides (big kid) in another pair of Saucony shoes, but she was also right at the end of the shoe, so I went with a whole size up. She picked these. The size 4's are enormous, so we had to pick another style in a 3.5w, as these didn't have 1/2 sizes and will hold on to these for fall. I picked up another brand in 4W that actually fit really well now, but they are not as heavy duty as these. I'm hoping the next style in a 3.5 isn't too small. Love these shoes, but the sizing on them feels less and less predictable. Compared to most shoes I have always had to size down in these, but now even between styles in their brand.n
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Reviewed in the United States on May 15, 2026
A
Annette Bi
San Leandro, US
★★★★★ 5
Great purchase
Size: 7 Big Kid, Color: Navy/Royal
These are great shoes They look grea and seems to be comfortable.
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Reviewed in the United States on May 22, 2026
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Reviews1539
Alexandria, US
★★★★★ 5
Great shoes
Size: 1 Little Kid, Color: Fuchsia, Size: 1 Little Kid, Color: Fuchsia
This is a review for Saucony unisex child cohesion FST (little kid/big) size 1. These shoes are good quality and all the stitching is on point. They fit true to size for my daughter and the Velcro snaps are convenient for a little ones. I like the color of these ones as it looks cute. They have been comfortable wear and we’ve been out for hours while wearing them. I think they’re fairly easy to keep clean. I just wipe them down with a damp cloth and they come clean easily. I think these are a fair value as well and if you’re looking for a basic pair of shoes for your little one, I would recommend them.
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Reviewed in the United States on May 18, 2026

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