Flywoo Firefly 20PRO 4S - O4 Wide Freestyle Micro Drone

Description

Firefly 20PRO

Pure adrenaline. A tight, aggressive frame packing a brutal 4S punch. Hovers at just 22% throttle and screams up to 120km/h. Instant punch-outs for tight gaps and violent acrobatics.

Built For:

  • Bando bashing & high-burst racing
  • High-speed tracking & chasing
  • Aggressive freestyle maneuvers

Firefly 20pro

Crash-Resistant Frame  

To fly hard, you need to crash hard. Both models feature a rigid 2.5mm high-strength carbon bottom plate. We’ve implemented a unibody front-arm structure to dramatically increase bend resistance. Stop worrying about snapped arms and focus on hitting those gaps.

Bulletproof Frame

High Speed. Jello-Free.

Our custom anti-vibration gimbal mount features a high-precision dampening structure that effectively filters out high-frequency frame vibrations. The lens is adjustable from 0° to 25°, perfectly accommodating flat cinematic cruising or pitched-forward racing. Perfectly paired with O4 PRO/O4 for buttery smooth HD footage.

Gimbal System

Put the Soldering Iron Away

Powered by the newly designed FLYWOO GOKU F405 20A SE AIO. Its unique rectangular shape saves massive space, fitting perfectly into the tight micro layout.

  • 100% Plug-and-Play ports for GPS, RX, and VTX
  • Zero soldering required for builds or upgrades
  • Integrated loud lost-drone buzzer—trigger via radio to find your quad in the tall grass
AIO Board

Enclosed Guard, Zero Wire Damage

We've solved one of the most annoying micro drone issues: chopped motor wires. Both models come standard with custom motor wire protection tubes. Fully enclosed wiring means absolutely zero risk of prop strikes or tearing during a tumble. Less bench time, more air time.

Wire Protection

Snap On Protection

Equipped with custom quick-release side panels that armor up your core electronics. They provide a crucial buffer during high-speed side impacts and concrete rolls, saving your FC and VTX. Plus, they hide the wiring for a ridiculously clean look. Snap them off by hand.

Side Panels

Product Description

Designed for FPV racers and freestyle pilots, the Firefly twin drones offer two flying experiences with one core VTX system. Choose the 2.5-inch 3S model for long-endurance freestyle and aerial shooting, or the 2-inch 4S model for high-power racing and extreme moves. With pre-tuned PID, crash-resistant frame, built-in buzzer and solder-free assembly, it’s ready to fly out of the box, letting you enjoy pure FPV freedom.

Product Highlights

  • Seamless VTX swap between two drones, no re-soldering or calibration
  • Factory pre-tuned PID, 120km/h max speed, no prop wash
  • High-strength carbon fiber frame, reinforced front arm for crash resistance
  • Built-in buzzer, one-click trigger to find lost drone easily
  • Solder-free VTX+Buzzer+RX+GPS, plug-and-play, easy for beginners
  • Shock-absorbing gimbal :0°–25° adjustable lens angle; eliminates vibration and jelly effect for stable, clear footage.

Specifications

Product Name Firefly 25MINI 3S Firefly 20PRO 4S
Video Transmission System FLYWOO O4 WIDE AIR UNIT FLYWOO O4 WIDE AIR UNIT
Weight 99.5g 99g
Flight Controller MCU STM32F405 STM32F405
AIO GOKU F405 SE 3-4S 20A AIO GOKU F405 SE 3-4S 20A AIO
Gyroscope ICM42688-P / MPU6000 ICM42688-P / MPU6000
Black Box 8MB 8MB
Motor ROBO 1303 6000KV ROBO 1303 6000KV
Props 2520-3 3 Blade 1.5mm shaft 2023-3 3 Blade 1.5mm shaft
Battery Connector XT30 XT30
Voltage input
3S LiHV
Recommend 450mAh / 750mAh / 1000mAh
4S LiHV
Recommend 550mAh / 750mAh
Flight Times(Data based on DJI O4 PRO VTX setup)
  • 1000mAh: 12 min 30 sec
  • 750mAh: 9 min 30 sec
  • 550mAh: 8 min
  • 750mAh: 6 min 30 s
  • 450mAh: 5 min
Throttle(Data based on DJI O4 PRO VTX setup)
  • 1000mAh: 27%
  • 750mAh: 26%
  • 550mAh: 25%
  • 750mAh: 24%
  • 450mAh: 22%
Max Speed 95km/h 120km/h
Core Applicable Scenarios
  • Long-endurance freestyle flying
  • Medium-to-long-distance racing
  • Travel photography/videography
  • High - burst - power racing
  • Extreme freestyle maneuvers
  • Flexible indoor/outdoor flying

In the box :

  • 1 x Firefly 20PRO(25MINI) O4 Wide Drone
  • 8 x 2023-3 Propellers Purple
  • 1 x Hex Wrench
  • 2 x Battery Anti-Slip Pads
  • 1 x ND Filter
  • 1 x 90° USB Type-C Data Cable
  • 2 x 10*130mm Battery Straps
  • 2 x Plastic protective side panel(Purple)
  • 2 x Plastic protective side panel(Black)
  • 1 x Flywoo O3/O4 Shock Absorber Ball
  • 1 x M2×6.6mm Shock Absorber Ball
  • 5 x M2 Nylon Nuts
  • 5 x Washers

Complete Screw Kit

  • 5 x M2x10 NHex Socket Head Cap Screws
  • 2 x M2x8 NHex Socket Head Cap Screws
  • 10 x M2x7 NHex Socket Head Cap Screws
  • 2 x M2x6 NHex Socket Head Cap Screws
  • 4 x M2x5 NHex Socket Head Cap Screws
  • 5 x M2x4 NHex Socket Head Cap Screws
  • 10 x M2x3 NHex Socket Head Cap Screws

Flywoo Firefly 20PRO 4S - O4 Wide Freestyle Micro Drone

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£239.90

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    Description

    Firefly 20PRO

    Pure adrenaline. A tight, aggressive frame packing a brutal 4S punch. Hovers at just 22% throttle and screams up to 120km/h. Instant punch-outs for tight gaps and violent acrobatics.

    Built For:

    • Bando bashing & high-burst racing
    • High-speed tracking & chasing
    • Aggressive freestyle maneuvers

    Firefly 20pro

    Crash-Resistant Frame  

    To fly hard, you need to crash hard. Both models feature a rigid 2.5mm high-strength carbon bottom plate. We’ve implemented a unibody front-arm structure to dramatically increase bend resistance. Stop worrying about snapped arms and focus on hitting those gaps.

    Bulletproof Frame

    High Speed. Jello-Free.

    Our custom anti-vibration gimbal mount features a high-precision dampening structure that effectively filters out high-frequency frame vibrations. The lens is adjustable from 0° to 25°, perfectly accommodating flat cinematic cruising or pitched-forward racing. Perfectly paired with O4 PRO/O4 for buttery smooth HD footage.

    Gimbal System

    Put the Soldering Iron Away

    Powered by the newly designed FLYWOO GOKU F405 20A SE AIO. Its unique rectangular shape saves massive space, fitting perfectly into the tight micro layout.

    • 100% Plug-and-Play ports for GPS, RX, and VTX
    • Zero soldering required for builds or upgrades
    • Integrated loud lost-drone buzzer—trigger via radio to find your quad in the tall grass
    AIO Board

    Enclosed Guard, Zero Wire Damage

    We've solved one of the most annoying micro drone issues: chopped motor wires. Both models come standard with custom motor wire protection tubes. Fully enclosed wiring means absolutely zero risk of prop strikes or tearing during a tumble. Less bench time, more air time.

    Wire Protection

    Snap On Protection

    Equipped with custom quick-release side panels that armor up your core electronics. They provide a crucial buffer during high-speed side impacts and concrete rolls, saving your FC and VTX. Plus, they hide the wiring for a ridiculously clean look. Snap them off by hand.

    Side Panels

    Product Description

    Designed for FPV racers and freestyle pilots, the Firefly twin drones offer two flying experiences with one core VTX system. Choose the 2.5-inch 3S model for long-endurance freestyle and aerial shooting, or the 2-inch 4S model for high-power racing and extreme moves. With pre-tuned PID, crash-resistant frame, built-in buzzer and solder-free assembly, it’s ready to fly out of the box, letting you enjoy pure FPV freedom.

    Product Highlights

    • Seamless VTX swap between two drones, no re-soldering or calibration
    • Factory pre-tuned PID, 120km/h max speed, no prop wash
    • High-strength carbon fiber frame, reinforced front arm for crash resistance
    • Built-in buzzer, one-click trigger to find lost drone easily
    • Solder-free VTX+Buzzer+RX+GPS, plug-and-play, easy for beginners
    • Shock-absorbing gimbal :0°–25° adjustable lens angle; eliminates vibration and jelly effect for stable, clear footage.

    Specifications

    Product Name Firefly 25MINI 3S Firefly 20PRO 4S
    Video Transmission System FLYWOO O4 WIDE AIR UNIT FLYWOO O4 WIDE AIR UNIT
    Weight 99.5g 99g
    Flight Controller MCU STM32F405 STM32F405
    AIO GOKU F405 SE 3-4S 20A AIO GOKU F405 SE 3-4S 20A AIO
    Gyroscope ICM42688-P / MPU6000 ICM42688-P / MPU6000
    Black Box 8MB 8MB
    Motor ROBO 1303 6000KV ROBO 1303 6000KV
    Props 2520-3 3 Blade 1.5mm shaft 2023-3 3 Blade 1.5mm shaft
    Battery Connector XT30 XT30
    Voltage input
    3S LiHV
    Recommend 450mAh / 750mAh / 1000mAh
    4S LiHV
    Recommend 550mAh / 750mAh
    Flight Times(Data based on DJI O4 PRO VTX setup)
    • 1000mAh: 12 min 30 sec
    • 750mAh: 9 min 30 sec
    • 550mAh: 8 min
    • 750mAh: 6 min 30 s
    • 450mAh: 5 min
    Throttle(Data based on DJI O4 PRO VTX setup)
    • 1000mAh: 27%
    • 750mAh: 26%
    • 550mAh: 25%
    • 750mAh: 24%
    • 450mAh: 22%
    Max Speed 95km/h 120km/h
    Core Applicable Scenarios
    • Long-endurance freestyle flying
    • Medium-to-long-distance racing
    • Travel photography/videography
    • High - burst - power racing
    • Extreme freestyle maneuvers
    • Flexible indoor/outdoor flying

    In the box :

    • 1 x Firefly 20PRO(25MINI) O4 Wide Drone
    • 8 x 2023-3 Propellers Purple
    • 1 x Hex Wrench
    • 2 x Battery Anti-Slip Pads
    • 1 x ND Filter
    • 1 x 90° USB Type-C Data Cable
    • 2 x 10*130mm Battery Straps
    • 2 x Plastic protective side panel(Purple)
    • 2 x Plastic protective side panel(Black)
    • 1 x Flywoo O3/O4 Shock Absorber Ball
    • 1 x M2×6.6mm Shock Absorber Ball
    • 5 x M2 Nylon Nuts
    • 5 x Washers

    Complete Screw Kit

    • 5 x M2x10 NHex Socket Head Cap Screws
    • 2 x M2x8 NHex Socket Head Cap Screws
    • 10 x M2x7 NHex Socket Head Cap Screws
    • 2 x M2x6 NHex Socket Head Cap Screws
    • 4 x M2x5 NHex Socket Head Cap Screws
    • 5 x M2x4 NHex Socket Head Cap Screws
    • 10 x M2x3 NHex Socket Head Cap Screws

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