HappyModel Crux35 Analog 4S Micro 3.5 Inch Freestyle FPV Racing Drone BNF ELRS

CRUX35 is an ultra-lightweight 3.5Inch FPV Freestyle FPV Racing Drone, the weight of the whole drone is only 87g for the analog version. The Crux35 serials drone use Happymodel 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.

The analog version is equipped with a CADDX FPV ANT camera.

Features:

• Ultra-lightweight 3.5-inch BNF FPV Freestyle Drone
• Analog video transmission is optional
• Integrated ExpressLRS SPI receiver or Frsky SPI D8/D16 receiver
• High-efficiency EX1404 power system
• Can be equipped with Naked Gopro or SMO4K
• Support 3-4S battery 4S 750mah battery is recommended, maximum support 4S 1100mah(The battery is not included)

Specifications:

• Brand: Happymodel
• Product name: Crux35
• Wheelbase: 150mm
• Weight: Crux35 87 gram
• Size: 130mmx130mmx45mm (without propellers)
• Receiver option: SPI Frsky D8/D16
• Camera: Analog version Ant + OVX303 VTX
• Flying time: 9min~15min 4s 750mah battery(The battery is not included)

Motor

• Mode: EX1404
• KV options: KV3500
• Configu-ration: 9N12P
• Stator Diamter: 14mm
• Stator Length: 4mm
• Shaft Diameter: Φ1.5mm
• Motor Dimension(Dia.*Len): Φ15mm*15mm
• Weight(g): 9g

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

Flight Controller (Frsky version)

• MCU: STM32F411CEU6 (100MHZ, 512K FLASH)
• Sensor: MPU-6000(SPI connection)
• Board size: 28.5 * 28.5MM
• Power supply: 2-4S battery input (DC 8V-17V)
• Built-in 20A(each) Blheli_S 4in1 ESC Dshot600 ready
• Built-in Frsky D8/D16 SPI receiver
• Built-in 2.4G Power Amplification
• Built-in Betaflight OSD(SPI Control)
• Built-in Current meter
• Built-in 5V 1.5A BEC
• Built-in voltage detection
• Firmware target: MATEKF411RX

Onboard 4in1 ESC

• MCU upgraded to EFM8BB21
• Power supply: 1S LiPo/LiPo HV
• Current: 5A continuous peak 6A (3 seconds)
• Support BLHeliSuite programmable
• Factory firmware: O_H_5_REV16_8.HEX
• Default protocol: DSHOT300

Onboard SPI Frsky 2.4GHz Receiver (Frsky Version)

• SPI BUS receiver
• Frsky D8/D16/EU-LBT/, Futaba S-FHSS switchable on Betaflight
• Channels: 8ch/16ch
• Dual antenna
• Failsafe support
• No ground interference ( Transmitter and receiver 1 m from the ground): 400m

Caddx ANT 1200TVL Camera (Analog version)

• Image Sensor: 1/3" CMOS Sensor
• Horizontal Resolution: 1200 TVL
• TV System: NTSC or PAL 
• IMAGE: 16:9 or 4:3
• 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
• Min. Illumination: 0.001Lux@F1.2
• Auto Gain Control: YES
• BLC: YES
• WDR: Global WDR
• DNR: 3D DNR
• Dimensions: 14*14mm(with a bracket to 19*19mm)
• Wide Power Input: DC 3.7-18V
• Work Temperature: -20℃~+60℃
• Weight: 2g (N.W.)

OVX303 5.8Ghz VTX (Analog version)

• Model: OVX303
• Frequency: 5.8G 40CH
• Transmitting Power: 0/RCE/25mw/100mw/300mw
• Power supply: DC 5V
• Current (5v): <650ma (300mw)
• Weight: 1.5gram without antenna

Package Included:

• 1x Crux35 Frame
• 1x CrazyF411 flight controller
• 1x Analog FPV Camera Caddx ANT
• 1x Happymodel OVX303 5.8G analog VTX
• 4x Happymodel EX1404 KV3500 Brushless Motor
• 1x HQProp T3.5X2X3Grey (4cw+4ccw)
• 1x Screw Driver
• 1x Buckle Velcro for battery