HappyModel SailFly-X 2-3S Micro Drone - Choose Your RX

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 Coming soon from HappyModel, the Sail Fly X is a feature packed lightweight 2-3S micro freestyle rig. Powerful yet quiet, it's a very efficient machine and provides great flight times from such a small package. Check out some flight footage! 

Be sure to check out all our Sailfly parts & accessories and our great selection of pre-built quads!


  • Light, powerful, smooth handling and quiet! 
  • Carbon fiber frame with 3D printed canopy
  • The lightest 1102 brushless motors with double ball bearings 
  • 2-3S ready Crazybee F4 PRO V2.1 AIO Flight Controller
  • Smart Audio compatible 25mW Cam/VTX AIO
  • Betaflight OSD makes it easy to see RSSI, voltage, current and more.
  • Full telemetry ready (FrSky/FlySky versions) 



  • Wheelbase: 105mm
  • Dimensions (w/o props): 95x95x50mm
  • Weight: 35g, 60g w/ 3S 300mAh LiPo

Flight Controller

  • Model: Crazybee F4 PRO V2.1 AIO
  • Input Voltage: 2-3S LiPo/LiHV (7.4-13V) 
  • MCU: STM32F411CEU6 (100MHz, 512K Flash)
  • IMU: MPU-6000 (SPI)
  • OSD: Betaflight (SPI)
  • ESC Connections: Built in 4in1 ESC
  • Firmware: Betaflight (CrazybeeF4 Targets)
  • BEC: 5V 1A
  • LC Filter: Yes
  • Current Sensor: 28A (Scale: 1175)
  • Dimensions: 28.5x28.5mm


  • Max. Continuous Current: 5A
  • Max Burst Current: 6A (5 Seconds)
    MCU: EFM8BB21
  • Firmware: Blheli_S (S_H_50_REV16_7.Hex)
  • Default Protocol: DSHOT600


  • Input Voltage: 3.5-5.5V
  • Current Consumption: 300mA
  • Camera Resolution: 700TVL
  • Field of View: 120°
  • Video Format: NTSC
  • RF Output Power: 25mW
  • Frequency: 5.8GHz, 40CH w/ Raceband
  • Smart Audio Compatible: Yes
  • Antenna: RG178 
  • Dimensions 13.9x12mm
  • Weight: 3.2g


  • Model: EX1102
  • Kv: 8500
  • Input Voltage: 2-3S
  • Configuration: 9N12P
  • Motor Dimensions: Φ13.5x16mm
  • Stator Dimensions: Φ11x2mm
  • Shaft Diameter: Φ1.5mm
  • Weight (w/ wires): 2.8g


  • Nominal Voltage: 11.4
  • Capacity: 300mAh
  • Discharge Rate(Cont./Burst): 30/60C
  • Dimensions: 65x18x11mm
  • Discharge Lead: XT30
  • Weight: 25g


  • 1x Sailfly-X FPV Racing Drone
  • 1x 3D Printed 30 Degree Angle Canopy (Red)
  • 1x 3D Printed 40 Degree Angle Canopy (Purple)
  • 1x 3S 11.4v 300mAh 30C/60C battery
  • 1x Propeller disassemble tool 
  • 1x Screwdriver