Overview
The EMAX Babyhawk O3 is a 3.5-inch FPV drone built around the DJI O3 Air Unit for 4K video capture and stabilized recording. It is designed for a compact, portable setup and is positioned for sub-250 g class flying while retaining acrobatic capability.
Key Features
- DJI O3 Air Unit camera & video transmitter integration
- 4K video feed; Rocksteady video stabilization for smooth recording output
- Optimized power system intended to carry a digital video transmission system while maintaining efficiency
- Betaflight-based platform designed to remain upgradeable and customizable (examples mentioned: GPS modules, personalized lighting)
- BNF Plus ELRS configuration (ExpressLRS radio system) for broad radio controller compatibility
Specifications
| Model | Babyhawk O3 |
| Diagonal wheelbase | 155mm |
| Maximum size of the aircraft (without antenna, cable tie) | 210mm |
| Aircraft weight (without battery) | 154g |
| Motor | ECO1404-3700KV |
| Propeller | Avan 3.5 inch Propeller |
| Main Flight Controller | F4 (STM32F411 firmware) |
| ESC | 4 in 1 25A ESC |
| Camera & Video Transmitter | DJI O3 Air Unit |
Applications
- FPV content creation and stabilized 4K recording
- Cinematic flights and portable FPV setups
- Acrobatic flying with a compact 3.5-inch platform
For setup or compatibility questions (including ELRS radio pairing and DJI O3 system integration), contact support@rcdrone.top or visit https://rcdrone.top/.
Details

A compact 3.5-inch freestyle platform built around the DJI O3 Air Unit for smooth, stabilized 4K recording.

The low-profile carbon frame and centered battery strap keep the build portable while protecting the digital video system.

An optimized power system helps maintain efficiency while carrying a digital HD video transmitter.

Betaflight support keeps the setup upgradeable for add-ons like GPS modules or custom lighting.

The BNF Plus ELRS configuration is designed for broad radio compatibility while keeping a responsive control link.

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