SKU: 29304748801

HappyModel CrazyF405HD ELRS 1-2S AIO FC

Sale price$53.10 Regular price$59.00
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Ships within 48 hours · Estimated delivery Jul 24 - Jul 29

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Description

HappyModel CrazyF405HD ELRS 1-2S AIO FCA flight controller with a built in Serial ELRS receiver and 4 IN 1 Blheli_S 12A ESC specially developed for Digital HD FPV, which removes the analog OSD chip 7456, optimizes the PCB layout, and supports 1 2S Lipo LiHV lithium batteries, very Suitable for Digital HD Tinywhoop Cinewhoop Toothpick and other small FPV drones. The flight controller uses the F405 chip, supports Betaflight INAV firmware, has 3 sets of complete UARTs available, and

 

 


A flight controller with a built-in Serial ELRS receiver and 4-IN-1 Blheli_S 12A ESC specially developed for Digital HD FPV, which removes the analog OSD chip 7456, optimizes the PCB layout, and supports 1-2S Lipo/LiHV lithium batteries, very Suitable for Digital HD Tinywhoop/Cinewhoop/Toothpick and other small FPV drones. The flight controller uses the F405 chip, supports Betaflight/INAV firmware, has 3 sets of complete UARTs available, and integrates a BMP280 barometer and 8Mbp blackbox, which greatly enhances the playability of the flight controller.

 

Specifications:
Brand Name: Happymodel
Item Name: CrazyF405HD ELRS 1-2S AIO Flight controller
Mount size: 25.5mmx25.5mm
Weight: 4.8g without power lead wire
Firmware target: BetaflightF4
Support 1-2s Lipo/LiHV battery

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
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: 29304748801

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Angela
Fort Morgan, US
★★★★★ 5
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Súper buenas y se puede lavar
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Reviewed in the United States on March 9, 2026
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Ray Hernandez
Alexandria, US
★★★★★ 4
Great for the price
They are very nice quality, but the 3ml are a little tight on the vial. This is not necessarily a bad thing, but something to note. The 10ml are a little lose on 10ml, but work great on 30ml hospira bac water
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Reviewed in the United States on February 2, 2026
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Elizabeth Allen
Natrona Heights, US
★★★★★ 3
Some easy, some not
Some fit good, some are a little rough to get on
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Reviewed in the United States on February 4, 2026
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Jacqueline
Pawtucket, US
★★★★★ 5
Great material
Great product
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Reviewed in the United States on March 4, 2026
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Brian C Lehman
Louisville, US
★★★★★ 5
Dog toy
Flavor Name: Mixed, Size: 4 Count (10 oz)
Dogs love these
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Reviewed in the United States on May 16, 2026

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