HappyModel BNF Crux35 HD 3.5" Quad for HDZero/SharkByte - Choose Version

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Make sure to connect the VTX antenna and screw on the antenna mount before powering on. 

This HappyModel BNF Crux35 HD 3.5" Quad features the HD Zero whoop VTX and Runcam Nano HD Zero edition camera. 

The Crux35 series drone use Happymodel's EX1404 high-efficiency motor and HQPROP 3.5-inch three-blade propeller to ensure the largest thrust-to-weight ratio under the most efficient premise, which can bring you a smooth Freestyle flying experience.

Check out our other pre-built quads, as well as the rest of our HappyModel selection!


  • Motors; 1404 3500kv
  • Wheelbase: 150mm
  • Weight: 87grams
Runcam Nano HDZero Edition
  • FOV: 150 degree
  • Input Voltage: 450mA@3.3v
  • Resolution: 1280*720@60fps
  • Mounting Size: 14x14, Nano

HDZero Whoop VTX

  • Frequency: 5.8GHz
  • RF power: 25mw/200mw
  • Connector: U.FL
  • Interface: 4 lane MIPI CSI YUV422
  • Video Connector: 20 Position 0.30mm Pitch
  • Dimensions: 32.5mm x 32.5mm x 7mm
  • Weight: 5.4g

AIO Flight controller

ELRS Version

  • MCU: STM32F411CEU6 (100MHZ, 512K FLASH)
  • IMU: MPU-6000(SPI connection)
  • Input Voltage: 2-4S Lipo battery
  • ESC: 12A Blheli_s ESC
  • OSD: Yes
  • Built-in SPI ExpressLRS 2.4GHz receiver
  • BEC: 5V 1A
  • Flight Controller Target: CRAZYBEEF4SX1280
  • Mounting pattern: 20×20 M2

FrSky Version

  • MCU: STM32F411CEU6 (100MHZ, 512K FLASH)
  • IMU: MPU-6000(SPI connection)
  • Mounting Pattern: 28.5 * 28.5MM
  • Input Voltage: 2-4S battery input (DC 8V-17V)
  • ESC: 20A Blheli_S
  • OSD: Yes
  • Current Meter: Yes
  • BEC: 5V 1.5A
  • Flight Controller Target: MATEKF411RX


  • 1x HappyModel BNF Crux35 HD 3.5" Quad w/ HDZERO