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The Crux 35 is an ultra-lightweight 3.5Inch FPV freestyle and racing drone, the weight of the whole drone is only 87g for the analog version and 108g for the digital HD version. 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.

Happymodel Crux35Racing Drone V2 comes with theCrazyF411 ELRS flight controller. This board comes with an integrated UART 2.4GHz ExpressLRS receiver and 20A BLheli_S ESC(Bluejay firmware pre-installed) which could support 3-4S.

The new V2 version comes with CrazyF411 ELRS AIO flight controller built-in UART ExpressLRS receiver which allows for updating the receiver with ease.

Choose from between ELRS 2.4GHz and FrSky for your receiver.

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

Features

• Bindtutorial forELRS
• Ultra-lightweight 3.5-inch BNF FPV Freestyle Drone
• HD video transmission and analog video transmission are optional
  
• Integrated ExpressLRS UART receiver
  
• High efficiency EX1404 power system
  
• Can be equipped with Naked Gopro or SMO4K
  

Specifications

• Weight: 87g
• Brand: Happymodel
• Wheelbase: 150mm
• Dimensions:130mmx130mmx45mm
• Receiver option: UART ExpressLRS 2.4GHz

HappyModelFlight Controller (ELRS Version)

• Input Voltage:2-4S LiPo
• MCU:STM32F411CEU6(100MHZ, 512K FLASH)
• Gyro:BMI270 or ICM42688P (SPI control)
• ESC Connections:Yes
• Firmware:CrazybeeF4DX
• Current Sensor:Yes
• Mount pattern:25.5×25.5mm (M2)
• Dimensions:32x28x9mm
• Weight:5g
• Built-in 20A Blheli_s ESC each
• Built-in Betaflight OSD(SPI Control)
  
• Built-in UART ExpressLRS 2.4GHz receiver
  
• Built-in 5V 1A BEC

Onboard ESC:

• MCU upgraded to EFM8BB21
• Power supply: 2-4S LiPo/LiPo HV (7v/17v)
• Currents: 20A continuous peak 25A (5 seconds)
• Support BLHeliSuite and ESC-Configurator programmable
• Factory firmware: Bluejay 0.18.1
• Firmware target: F_H_40_48_v0.18.1
• Support DSHOT150/DSHOT300/DSHOT600
• Default protocol: DSHOT300

HappyModel EX1404 3500KV Motor

• Mode: EX1404
• Kv:3500Kv
• Input Voltage:3-4S LiPo
• Configuration:9N12P
• Motor Dimensions:17.8mm x17.6mm
• Stator Dimensions:14mm x4mm
• Shaft Diameter:1.5mm
• Mounting Pattern:9mm
• Weight: 9g

HappyModel Propellers

• Propeller Diameter: 3.5 inch
• Pitch : 2
• Blades : 3
• Material : Poly Carbonate
• Weight : 1.5g
• Hub Diameter : 10mm
• Hub Thickness: 4.7mm
  
• Shaft :1.9/1.5/1.9mm
  
• Adaptor Rings : NO

Caddx Ant Camera

• Image Sensor: 1/3″ CMOS Sensor
• Horizontal Resolution: 1200 TVL
• TV System: NTSC and PAL(switchable)
• MENU: Support
• IMAGE: 4:3 or 16:9
• Synchronization: Internal
• Electronic Shutter: PAL: 1/50~100,000; NTSC: 1/60~100,000
• S/N Ratio: >52dB (AGC OFF)
• Video Output: CVBS
• Lens: 1.8mm/F2.5
• Minimum illumination: 0.001Lux
• Auto Gain Control: YES
• BLC: YES
• WDR: Global WDR
• DNR: 3D DNR
• Dimensions: 14x14mm
• Wide Power Input: DC 3.7-18V
• Work Temperature: -20C~+60C
• Work Humidity: 20%~80%
• Weight: 1.7g

Happymodel OVX303 5.8G analog VTX or OVX306 5.8G analog VTX

• Input Voltage:5V
• RF Output Power:25-300mW
• Antenna Connector:U.Fl
• Power/Video Connection:Solder Pads
• OVX303 Stack Size:16x16mm, 20x20mm, 25x25mm
• OVX306 Stack Size: 25x25mm
• Weight:0.9~1g

Includes

• 1x HappyModel BNF Crux35 V2 3.5″ Analog Quad – Choose version
• 1x 5D-OSD menu board
• 1x Screw Driver and Screw Set
• 8x HQProp T3.5X2X3Grey (4cw+4ccw)
• 1x Buckle Velcro for battery