The Happymodel Crazy F405 AIO - F4 HD FC + 12A 1-2S BLHeli_S ESC + ELRS is a flight controller that seamlessly combines an F4 HD Flight Controller, a 12A 1-2S BLHeli_S ESC, and an embedded Serial ELRS receiver. This FC has been specifically engineered to cater to the needs of Digital HD FPV flying, ensuring optimum performance in a compact form factor.

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• The flight controller integrates a Serial ELRS receiver, providing robust and reliable communication with your remote.
• A 4-IN-1 Blheli_S 12A ESC is built-in, capable of handling 1-2S Lipo/LiHV lithium batteries, making it extremely versatile.
• The design omits the analog OSD chip 7456 and optimizes the PCB layout, resulting in a more streamlined and efficient setup.
• This device is particularly suitable for Digital HD Tinywhoop, Cinewhoop, Toothpick, and other small FPV drone builds.
• The F405 chip at its core ensures top-notch performance, supporting Betaflight/INAV firmware for a customizable flying experience.
• It provides 3 sets of complete UARTs for extensive peripheral connectivity.
• An integrated BMP280 barometer adds functionality for altitude tracking.
• An 8MB blackbox is included for comprehensive flight data logging and performance analysis.

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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 EP1/2 2400 RX
• Could update firmware via ExpressLRS configurator

IMPORTANT NOTES

• Insert important warnings or notes here. Example: "Do not overheat." or "Always use the included charger for best performance."

•  (Insert recommended products here. Example: "Battery: Lumenier 10000mAh 6s 25c Lipo Battery")

•   (Insert links such as manuals, firmware, etc)

• 1x Happymodel Crazy F405 AIO - F4 HD FC + 12A 1-2S BLHeli_S ESC + ELRS 

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