
Overview
The RATEFPV W20 is a 2-inch freestyle FPV drone with a built-in ELRS 2.4GHz receiver, H415 main controller, custom 32-bit ESC, and a lightweight W20 frame. Its compact layout is designed for agile freestyle flying in tight spaces, with Bluetooth parameter tuning, RGB LED lighting, and a top-mounted battery system.
The current version uses the W20-O4 configuration with an O4 Wide lens. The product has a 100mm wheelbase and a listed flight time of 3-6 minutes, depending on flying style and environment. For product assistance, contact [email protected].
Key Features
- H4 high-performance MCU: Supports dual 8K+ bidirectional DSHOT600 for responsive motor control.
- Built-in ELRS receiver: Integrated 2.4GHz ExpressLRS receiver with quick pairing and low-latency control.
- Bluetooth parameter tuning: Adjust flight parameters, LED settings, and ESC settings through Bluetooth.
- Custom 32-bit ESC: BL32-based ESC with a smooth throttle response and stable power output.
- W20-O4 configuration: Built-in O4 Wide lens for FPV video.
- T700 carbon fiber frame: The frame uses a 1.5mm T700 top plate and 2.5mm T700 bottom plate.
- RATE 1202.5 motor: 11500KV brushless motors with 7075 aviation aluminum alloy construction.
- RGB LED lighting: Customizable lighting colors and modes.
- Flexible battery mounting: Two top-mounted battery fixing methods support 2S 550mAh batteries and are compatible with many 550-650mAh 2S packs. The mounting system can also accommodate 730mAh batteries.
Specifications
| Product name | W20-O4 |
| Frame | W20 |
| Type | 2-inch freestyle FPV drone |
| Wheelbase | 100mm |
| Weight | 70g +/- 5g, complete drone with propellers |
| Top plate | 1.5mm T700 carbon fiber |
| Bottom plate | 2.5mm T700 carbon fiber |
| AIO controller | H415 main controller chip; 15A continuous ESC current; BL32 firmware |
| Gyro | ICM-42688 |
| Receiver | Built-in ELRS 2.4GHz |
| Power connector | XT30 |
| Motor | RATE 1202.5 11500KV brushless motor |
| Propeller | HQ2023-3 |
| Recommended battery | 2S 550mAh |
| Flight time | 3-6 minutes |
Flight time varies with flying style and environment. The listed test condition is low-speed level flight.
What's Included
- RATEFPV W20-O4 freestyle FPV drone
- M2 x 7.7 damper balls, 2 pieces
- W20 foot pads, 4 pieces
- W20 battery mount clips, 2 pieces
- M2 x 15 aluminum spacers, 2 pieces
- M2 hex socket screwdriver, 1 piece
- M2 x 16 stack screws, 2 pieces
- M2 x 5 frame and motor screws, 6 pieces
- M2 x 7 propeller screws, 5 pieces
- User manual
Details

The compact W20-O4 layout combines an O4 Wide lens, integrated ELRS control, and customizable RGB lighting for agile freestyle flying.

Bluetooth tuning provides convenient access to flight parameters, LED settings, and ESC configuration.

Choose the O4 Wide lens configuration for a wide FPV view, supported by a T700 carbon fiber frame and 11500KV motors.
