SKU: 74961699498

Happymodel CrazyF405HD ELRS AIO 12A Flight Controller

Sale price$31.09 Regular price$34.54
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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2

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Description

Happymodel CrazyF405HD ELRS AIO 12A Flight ControllerIntroducing the Turbo Boosted, Astro Geared, Drone Driver Prepare for launch! Strap in for a joyride with the Happymodel CrazyF405HD ELRS 1 2S AIO FC the cutting edge flight controller that's turning heads in the drone world! But be warned, this isn't your grandma's flight controller. Built with a taste for adrenaline and an eye for precision, this aerial ace is for the tech heads, the sky gazers, and the flight fanatics. Crafted with intricate care

Introducing the Turbo-Boosted, Astro-Geared, Drone Driver

Prepare for launch! Strap in for a joyride with the Happymodel CrazyF405HD ELRS 1-2S AIO FC - the cutting-edge flight controller that's turning heads in the drone world! But be warned, this isn't your grandma's flight controller. Built with a taste for adrenaline and an eye for precision, this aerial ace is for the tech-heads, the sky gazers, and the flight fanatics.

Crafted with intricate care and surgical precision, this flight controller is loaded with a Serial ELRS receiver, 4-IN-1 Blheli_S 12A ESC, and a whole suite of other features that make your average flight controller look like a paper airplane. It's designed for Digital HD FPV, making it an excellent copilot for your Tinywhoop, Cinewhoop, Toothpick or any other small FPV drone. It makes flights smoother than a buttered pancake on a non-stick pan.

Fed up with outdated analog OSD chips? The CrazyF405HD has tossed those aside like yesterday's newspaper. Its optimised PCB layout and support for 1-2S Lipo/LiHV lithium batteries offer a quantum leap in performance. Plus, with Betaflight/INAV firmware, BMP280 barometer, 8MB blackbox, and 3 full sets of UARTs, you're guaranteed a state-of-the-art flying experience. Please note, we do not offer software level support for BetaFlight/Inav

To sum it up, the Happymodel CrazyF405HD is lighter than a feather, faster than a cheetah, and packed with more features than a Swiss army knife. It's designed to soar above and beyond ordinary controllers and take your flying experience to stratospheric heights.

Key Features:

  • Brand: Happymodel
  • Built-in Serial ExpressLRS 2.4G
  • 4-in-1 Blheli_S 12A ESC
  • Compatible with Betaflight/INAV firmware
  • Integrated BMP280 barometer and 8Mbp blackbox
  • Power supply: 1-2S LiPo/LiPo HV
  • Firmware target: BetaflightF4
  • Optimised PCB layout

Specifications:

  • Model: CrazyF405HD ELRS 1-2S AIO Flight controller
  • Mount size: 25.5mmx25.5mm
  • Weight: 4.8g (excluding power lead wire)
  • Supports 1-2s Lipo/LiHV battery
  • Firmware target: BetaflightF4
Flight controller MCU: STM32F405RGT6 (168MHZ, 1Mbyte FLASH)
GYRO Sensor: BMI270 (SPI connection)
Mount hole size: 25.5mm*25.5mm
Power supply: 1-2S battery input (DC 2.9V-8.7V)
Built-in 12A(each) Blheli_S 4in1 ESC
Built-in Serial ExpressLRS 2.4GBuilt-in BMP280 Barometer
Built-in 8MBp blackbox
Built-in voltage meter sensor , voltage meter scale 110Built-in current meter sensor , current meter scale 470
Onboard 4in1 ESC Power supply: 1-2S LiPo/LiPo HV
Current: 12A continuous peak 15A (3 seconds)
Support BLHeli_S Bluejay firmware
Factory firmware: Bluejay ESC V0.19Firmware target: Z-H-30
Default protocol: DSHOT300
When use 1s battery and high KV 0702/0802 motors, should set startup power to 1100/1200
Onboard UART ExpressLRS 2.4GHz Receiver Packet Rate option: 25Hz/50Hz/150Hz/250Hz/500Hz
RF Frequency: 2.4GHz
Antenna: enameled copper wire 31mm length
Telemetry output Power: <12dBm
Default firmware version: ExpressLRS V3.0.1
Firmware target: HappyModel EP 2400 RX
Could update firmware via ExpressLRS configurator

So, don't just stand there! Grab the controller that's rewriting the rules and get ready to unleash the pilot within. This is Happymodel CrazyF405HD - your ticket to the skies.

Included

  • 1x CrazyF405 Flight Controller
  • 1x Accesories Kit (contents may vary based on supply)

For original factory 4.3.2 version firmware, if you want to use BMP280 barometer, please connect to betaflight configurator and then move to CLI command, then type the following command:

resource I2C_SCL 2 B10
resource I2C_SDA 2 B11
set baro_bustype = I2C
set baro_i2c_device = 2
save
If you upgrade the firmware to 4.4.2 and want to use BMP280 barometer, please add BPM280 support to custom defines, following the procedure:
1. Enable expert mode on firmware flasher tab
2. Add BARO_BMP280 to custom defines
3. Flash the board
4.Configure resources for external BARO device for the flight controller in CLl:
resource I2C_SCL 2 B10
resource I2C_SDA 2 B11
set baro_bustype = I2C
set baro_i2c_device = 2
save
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: 74961699498

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I didn't receive the item i am waiting for my money to come back i would be calling at customers services
Lake Worth, US
★★★★★ 5
Glasses
Color: Black, Size: 51/17/145
Beautiful glasses. So.e people asked me where I bought them. It is so cute.
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Reviewed in the United States on September 6, 2025
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Jessenia Soto
Chelsea, US
★★★★★ 2
Not in perfect shape
Right arm do not touch the base, they don’t look straight when you wear them. They were not in perfec conditions.
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Reviewed in the United States on February 25, 2026
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Sharon Lowry
Carnegie, US
★★★★★ 5
Quality
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Reviewed in the United States on October 5, 2025
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Ingrid Hernandez
Birmingham, US
★★★★★ 5
Lucen exactamente como en las fotos!
Lucen aún mejor de lo que esperaba. Son muy cómodos y lucen sofisticados! Me encantan! 😍
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Reviewed in the United States on February 13, 2025
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Anis
Draper, US
★★★★★ 3
Llegaron muy abiertas! demasiado!!
Color: Black, Size: 51/17/145
Le doy tres estrellas porque llegaron demasiado abiertas, no sé si logra ajustarlas al tamaño de mi rostro, pero son divinas!!
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Reviewed in the United States on May 13, 2026

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