Description

The HappyModel CrazyG473 V1.0 AIO 5-IN-1 Flight Controller delivers ultra-compact power with an STM32G473 MCU, integrated ExpressLRS receiver, OpenVTX system, and reliable 5A ESC performance for responsive micro FPV flight builds. Engineered for 1S 65mm whoops, it features advanced Betaflight support, 16MB blackbox, multiple UARTs, SmartAudio control, and efficient low power VTX behavior, ensuring stable control, clean video transmission, and seamless firmware upgrades for both beginners and experienced pilots alike.

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: 3.8g 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

RECEIVER

• Serial ExpressLRS 2.4GHz
• Antenna: Enameled copper wire 31mm length
• Firmware target: HappyModel EP1/EP2 2.4GHz RX
• Telemetry output Power: <12dBm
• Compatible with ExpressLRS V3.x.x TX Module
• ExpressLRS firmware version 3.0.1
• Support flash firmware by WIFI
• Bind method is the same like all ExpressLRS 2.4GHz receivers

Dimensions

Package Includes

• 1 x HappyModel CrazyG473 V1.0 AIO 5-IN-1 Flight Controller