Description:

High-concerned chemical: None
Is Electric: No Battery
Is it battery/power supply: N
Is it charger/adapter: N
Origin: Mainland China
Is Batteries Included: No
Material: Metal
Recommend Age: 14+y
RC Parts & Accs: Transmitters
Size: 19mm x 17.5mm
For Vehicle Type: Airplanes
Use: Vehicles & Remote Control Toys
Upgrade Parts/Accessories: HappyModel CrazyF405HD
Remote Control Peripherals/Devices: RECEIVERS
Tool Supplies: CrazyF405HD
Quantity: 1 pcs
Technical parameters: value 2
Model Number: Flight ControllerHappyModel CrazyF405HD
Four-wheel Drive Attributes: Flight ControllerHappyModel CrazyF405HD
Wheelbase: Screws
Choice: yes

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 EP1/2 2400 RX Could update firmware via ExpressLRS configurator

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:

Only the v1.0 version of the CrazyF405 flight controller has silk screen printing errors, and the V1.1 and V2.0 versions have been fixed