SKU: 92447910538

Happymodel CrazyG473 AIO 5-in-1 Flight Controller

Sale price$40.69 Regular price$45.21
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Ships within 48 hours · Estimated delivery Jul 17 - Jul 22

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Description

Happymodel CrazyG473 AIO 5-in-1 Flight ControllerCrazyG473 5 in 1 AIO Flight Controller Remember when building a 1S whoop meant soldering a stack of four boards the size of your thumbnail? We don't miss it either. Meet the CrazyG473 V1. 0 AIO Flight Controller, the 5 in 1 cure for your micro build headaches. This little beast from Happymodel packs a powerful G473 MCU, a built in UART ELRS receiver, and a 400mW OpenVTX AIO, making it the ultimate brain for your next 65mm UK gate crusher. Why You Want

CrazyG473 5-in-1 AIO Flight Controller

Remember when building a 1S whoop meant soldering a stack of four boards the size of your thumbnail? We don't miss it either. Meet the CrazyG473 V1.0 AIO Flight Controller, the 5-in-1 cure for your micro-build headaches. This little beast from Happymodel packs a powerful G473 MCU, a built-in UART ELRS receiver, and a 400mW OpenVTX AIO, making it the ultimate brain for your next 65mm UK gate-crusher.

Why You Want It

Because your current F411 whoop board is wheezing like it just ran a marathon. The STM32G473 MCU isn't just a marginal upgrade; it's a tiny silicon powerhouse. It lets you run faster PID loops and higher DShot rates without breaking a sweat, translating to smoother, more responsive flight. It's the kind of locked-in feel that might just make you blame your thumbs for a crash instead of the tune. We're just helping you find new excuses, and taking your money to do it.

Features and Highlights

  • STM32G473 MCU: More processing power than your first laptop. Enjoy silky-smooth 96KHz ESCs without setting anything on fire.
  • Built-in UART ELRS RX: No fiddly soldering, no extra grams. It just works. The way it should have been all along.
  • 400mW OpenVTX: Blast a clean signal through three layers of drywall during your living room Grand Prix. (Our lawyers advise you not to do this).
  • Integrated 16MB Blackbox: Finally, you have the data to prove it was a desync and not pilot error. The data won't lie for you.
  • Native A30 Connector: Ditch the power-sapping PH2.0. This is the good stuff for 1S performance.

Specifications

  • MCU: STM32G473CEU6 (The brain of the operation)
  • Gyro: ICM42688P (Less twitchy than your trigger finger on race day)
  • Weight: 4.83g (The supplier spec said 83g, which is a typo unless it's made of lead. This is our best guess.)
  • ESC: 5A Bluejay (Ready for DShot600 and your 'send it' moments)
  • RX: UART ExpressLRS 2.4GHz (The one true radio link, fight us)
  • VTX: 5.8GHz OpenVTX @ 400mW max (Because 'video breakup' is not an excuse)

Product Notes / The Catch

Look, we love bleeding-edge tech. The downside? Sometimes Betaflight hasn't caught up. The firmware target for this G473 board isn't in the official configurator release just yet. You'll need to be brave and flash the provided HEX file manually. We've got the links, you'll need the courage. Don't let the magic smoke out.

What’s in the Box*

  • 1x CrazyG473 AIO Flight Controller
  • 1x Bag of wires and rubber grommets we assume you know what to do with

Disclaimer

*If your bag is missing the rubber grommets, that just means your build is going to be extra challenging. Good luck.

Full Specifications

FC

  • MCU: STM32G473CEU6
  • Gyro: ICM42688P
  • Blackbox memory: 16MB
  • Sensor: Voltage & Current
  • BEC: 5V, Max. 2A
  • UART: UART 1, UART 2, UART 3 (For RX), UART 4(For VTX)
  • BetaFlight OSD: AT7456E
  • ESC: 5A continuous
  • RX: Serial ELRS 2.4GHz
  • RX antenna: Enameled copper wire 31mm length
  • Receiver firmware target: HappyModel EP1/EP2 2.4GHz RX
  • OPENVTX: 5.8GHz 48 channels, Max. 400mW
  • FC firmware target: CRAZYBEEG473
  • USB port: SH1.0-4Pin
  • Battery connector: A30
  • Mounting hole size: 5mm x 25.5mm
  • Weight: 83g without pigtail and vtx antenna

ESC

  • Power input: 1S Only
  • Current: 5A continuous, 6A peak
  • ESC firmware: V0.21.hex Bluejay
  • Firmware target: A_X_5_96KHz
  • Digital signal protocol: DShot300, DShot600

VTX

  • OPENVTX Firmware
  • Support firmware upgrade by openvtx configurator
  • Output power: PIT/10/25/100/400
  • Frequency: 5.8GHz 48 channels, with Raceband: 5658~5917MHz
  • Channel SEL: SmartAudio2.1
  • Modulation type: FM
  • Operating temperature: -10℃~+80℃
  • Antenna port: IPEX1/U.FL

Noted: Visit https://app.betaflight.com and click “select your device” then choose can’t find my USB device, then connect comport and betaflight configurator.

Due to firmware target is not available in current betaflight official ,you can download hex file from the belowing link:

Firmware download CRAZYG473 4.6.0 betaflight firmware

Default factory dump file Dump file for CRAZYG473 Betaflight4.6.0

Still Here? Want the Best 1S Whoop FC?

You've digested every spec. You're probably the person who reads the entire EULA. Your dedication to the nerdy details is admirable. This 1S whoop FC is for you. Now stop reading, add it to your basket, and go build a micro drone that'll make Joshua Bardwell nod in quiet approval. Or at least, not actively disapprove. That's a win.

Your whoop's old F4 chip is crying for help. This G473 AIO with its built-in ELRS receiver gives you a locked-in tune without touching a soldering iron. Stop tweaking, start flying.

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: 92447910538

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4.4 ★★★★★
Based on 12 reviews
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Pam
Lexington, US
★★★★★ 5
Great toy
Style: Turtle, Style: Turtle
I bought three of these turtle toys as Christmas gifts for various family member's dogs. Every single dog loves it! My dog has never been interested in any other treat toy I've given her. She's just not a foodie type dog. But, she's crazy about this one. She loves that it's floppy and the crinkly noise that it makes. The treats are surprisingly secure but she's happy to work at getting to them because the noise is rewarding during the process. While the edges of the treat pockets are starting to fray a bit, it doesn't affect the usability of the toy at all. I'm honestly shocked that my dog hasn't Shredded the entire toy with the amount of enthusiastic chewing she's given it. The only issue I have is that the opening to the shell is a bit small. It's kind of difficult to get the toy's long neck stuffed into the shell. But, I suppose if it was any bigger, it would be too easy for the dog to pull it out. So, overall, this dog toy is a huge winner!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 1, 2025
J
Verified Purchase
Julia Prebonick
Boise, US
★★★★★ 5
Good for dogs who like to rip stuff up
Style: Alligator
Apparently it’s really good because my dogs already destroyed it. So I’ll take that as a success. It’s a good size for big dogs. Not the strongest, but I didn’t get it for that reason, I got it to be destroyed. Both my dogs were able to play tug of war with it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 4, 2026
K
Verified Purchase
KylieSC
Houston, US
★★★★★ 4
A great enrichment toy to keep your dog occupied
Style: Fox
Do you have a small furry gremlin disguised as a dog in your life that needs entertaining while you work? Get yourself one of these! PROS - it keeps a smart dog occupied for anywhere between 10-20 minutes - if keeps a less than smart dog occupied a lot longer - you can fit quite a lot of treats of different sizes in there - you can throw it in the washing machine when it gets too dirty - also doubles as a tug of war toy CONS - it gets dirty fast - if you have a heavy chewer they'll rip it up and render it useless pretty quickly - it squeaks (good for dog not for human) This is one of my girls favourite toys, even now that she's a bit older and doesn't need constant stimulation she still enjoys running around with it and digging the treats out.
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Reviewed in the United States on September 13, 2025
M
Verified Purchase
Myles Rutledge
Houston, US
★★★★★ 5
Dog loved it.
Style: Frog
Dog loved it, squeaker lasted about 5 minutes, which is about normal for any toy I’ve given her.
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Reviewed in the United States on May 21, 2026
T
Verified Purchase
TexasLady
Carnegie, US
★★★★★ 3
Frustrating and Not Durable
Style: Turtle
My Foxhound /Beagle mix had this toy torn in several places within minutes. He loves his toys, but this one seemed to frustrate him and me. The small slits are too tight for anything but kibble. The large pouch is too deep for treats, and would send kibble flying as soon as he shook it. Anything larger would get stuck! The pouch tore at the seams as soon as my dog tried to pull out a Milkbone. Only small treats would fit in the slits, and he’d lose interest with them. The squeaker was useless due to the large size and hardness of the head. The weight and size of the head and the length of the toy might be a problem for smaller dogs. This toy was returned.
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Reviewed in the United States on February 11, 2026

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