Overview
The Flywoo Flybee 20 HD Walksnail 2S Ultralight FPV drone is a compact “toothpick” micro FPV drone designed for HD digital video systems. It is built around the Flybee 20 Walksnail/HDZero frame kit and comes configured with a Walksnail Avatar HD Mini 1S Lite Kit (with heatsink) for HD transmission and camera.
This 2S drone is specified at 47.6 g and is designed for tight indoor lines and complex outdoor flying, with features such as reverse thrust power, quick-release battery latch design, and three-point shock absorption for stable footage.
Key Features
- Ultra-lightweight design: under 50 g class; specified weight: 47.6 g
- Toothpick design for portability and flying in narrow spaces
- HD footage highlight: 1080P - 4K/60FPS HD footage
- Reverse thrust power (listed highlight) for improved stability and endurance
- Quick-release battery: latch battery compartment for fast, secure changes
- Three-point shock absorption to help filter vibrations for stable footage
- Downward interlocking transmission layout to reduce module shake and aid heat dissipation
- Crash-protected motors: motor corner guards with TPU sleeves to absorb collision impact
- Type-C port for convenient data retrieval (listed feature)
- Detachable camera bracket compatible with Flywoo 14 mm and 18 mm camera brackets
- Compatibility highlight for diverse HD VTX options: Flywoo O3 Lite, O4, Walksnail, and HDzero (series compatibility statement)
Specifications
| Model | Flybee 20 HD Walksnail 2S Ultralight FPV Drone |
| Frame | Flybee 20 Walksnail / HDZero Framke Kit |
| Electronics | GOKU F405 HD 1-2S ELRS AIO V2 (42688) |
| Flight controller highlights | F405 BGA chip; ELRS 2.4G Full UART; 5*UART serial ports; I2C port for compass; 8MB BlackBox; 4-in-1 ESC listed as 12A (feature list) |
| Transmission | Walksnail Avatar HD Mini 1S Lite Kit w/ Heatsink |
| Camera | Walksnail Avatar HD Mini 1S Lite Kit w/ Heatsink |
| Propeller | 2015 2-Blade Propeller |
| Motor | ROBO 1003 14800KV |
| Antenna | Flywoo 5.8G Light 5.8G 3dBi Brass Antenna UFL |
| Weight | 47.6 g |
| Battery range (listed) | 2S 550mAh ~ 2S 1000mAh |
| 550mAh battery (performance note) | (24% Take off thrust / 5m30s / 75km/h) |
| 750mAh battery (performance note) | (26% Take off thrust / 7m30s / 75km/h) |
| Flybee series sizing note | Flybee 20 is a 2.0 inch drone; Flybee 16 is a 1.6 inch drone |
What’s Included
- 1* Flybee 20 HD Walksnail 2S Ultralight FPV Drone
- 2015-2 props
- 550 / 750 mAh Battery TPU Mount V2
- 2S 550mAh battery TPU mount
- 2S 750mAh battery TPU mount
- 2S 1000mAh battery TPU mount
- Screwdriver
- L-shaped wrench
- Shock absorbing balls
- Bottom sponge pad
- Nylon studs
- Locknut
- Gasket
- Screw pack / hardware set
- Clip
- Upgrade cable for Walksnail
Applications
- Indoor FPV flying in narrow spaces (toothpick micro design)
- Outdoor micro FPV flying in complex areas
- HD FPV video use with Walksnail digital system
FAQ
- What is the “FLY” series? The FLY series is a 2S drone series: Flylens 75 / Flylens 85 / Flytimes 85 / Flybee 16 / Flybee 20.
- How to choose between Flybee 16 and Flybee 20? Flybee 16 is a 1.6 inch drone; Flybee 20 is a 2.0 inch drone. Choose Flybee 20 for more power; choose Flybee 16 for a smaller size and easier shuttling.
- How to get CLI and STL files? Refer to the Flywoo support center.
For setup help, parts support, or order assistance, contact https://rcdrone.top/ or email support@rcdrone.top.
Details

The Flybee 16/20 uses a sub-50g toothpick-style frame and a GOKU F405 HD 20A AIO setup for a compact, lightweight build.

The Flybee 16/20 design combines a compact under-50g build with a quick-release battery latch, shock absorption, and motor guards for everyday flying.

Flywoo Flybee 20 uses a compact layout with Type‑C data access, a detachable camera bracket, TPU motor protection, and a downward VTX cooling design.

The F405 BGA flight controller stack combines a 12A 4-in-1 ESC with ELRS 2.4G full UART, 5 UART ports, an I2C compass port, and 8MB Blackbox logging.

The Flybee 20 HD power setup pairs 1611-3 or 2015-2 props with a ROBO 1003 14800KV motor and supports 2S 550mAh to 2S 1000mAh batteries.

Flybee 20 HD supports multiple HD VTX choices, including Flywoo O3 Lite, O4, Walksnail, and HDzero.

The Flybee 20 Walksnail kit includes spare 2015-2 props, TPU mounts, a screwdriver and L-wrench, plus assorted hardware and an upgrade cable.
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