Overview
The Firefly16 1S Nano Baby V3 O4 Wide is a 1S tiny drone designed around the DJI O4 Air Unit. It uses an A30 battery connector and a low-voltage power system with a Flywoo O4 1S BEC power module, specified to deliver stable 5V/3A output even at voltages as low as 2.65V.
Update Log
- November 7th: Updated canopy design. Compatible with O4 + Flywoo wide-angle lens and O4 Wide Camera (18mm).
Key Features
- Video performance notes: “No Jelly & Support RockSteady”; “RockSteady 4K 60FPS”; “4K/60fps tiny drone”.
- Flight controller: 2.6g ultralight F405 1S AIO; Flight Controller MCU: STM32F405.
- GOKU F405 HD 1S 1S 5A AIO W/TXCO ELRS (BNF-DJI without ELRS RX).
- Gyroscope: ICM 42688-P; Black Box: 8MB.
- Camera angle adjustable from 5° to 20°.
- A30 plug (noted as supporting 15A current; PH2.0 noted as 4.5A).
- V2 prop guard (noted as “Weight 1g only”); “New ultralight prop guards: 23% lighter”.
- Switchable battery compartment with improved locking mechanism, supporting 450mAh and 750mAh battery replacements.
- Notes shown: professional tuning / advanced flight calibration (optimize PID parameters and adjust throttle curve).
Specifications
| Model | Firefly16 1S Nano Baby V3 O4 Tiny Drone |
| Frame | Firefly16 1S Nano Baby V3 O4 Frame kit |
| Transmission | DJI O4 Air unit |
| Camera | DJI O4 Camera / Flywoo O4 Wide Camera |
| Electronic (AIO) | GOKU F405 HD 1S 1S 5A AIO W/TXCO ELRS (BNF-DJI without ELRS RX) |
| Flight Controller MCU | STM32F405 |
| Gyroscope | ICM 42688-P |
| Black Box | 8MB |
| Motor | ROBO 1002 23500KV (Firefly16) |
| Propeller | HQ 40MMX3 (Firefly16) |
| Battery Connector | A30 |
| Voltage input | 1S LiHV (Recommend 450mAh / 750mAh / 1000mAh) |
| Weight | 25.7g (without O4) |
| Weight (shown) | O4 Wide: 38.9g; O4 + wide-angle lens: 39.9g; wide-angle lens: 3.7g |
| Flight Times & throttle (Firefly16 O4) | Flywoo 1S 450mAh / 3m40s / 35%; Flywoo 1S 750mAh / 4m40s / 38% |
| Flight Times & throttle (also shown) | Flywoo 1S 450mAh / 4m17s / 32% (Firefly18 O4); Flywoo 1S 750mAh / 5m40s / 35% (Firefly18 O4) |
What’s Included
- 1x Firefly16 1S Nano Baby V3 O4 Tiny Drone
- 1x USB data cable for O4 Air Unit (90° Type-C)
- 1x 1S 450mAh battery TPU mount (V3)
- 1x 1S 750mAh battery TPU mount (V3)
- 1x O4 ND 4 filter (only the O4 version includes filters)
- 8x 40mm x 3 props, 1.5mm shaft
- 1x Screwdriver
- 1x Hardware set / screw pack
- Paddle remover
- Shock absorbing balls
- Acetate tape
- Nylon studs
- Plastic cable ties
- Ultralight prop guards
- O4 customized shell
For installation and setup questions, contact support at support@rcdrone.top or visit https://rcdrone.top/.
Notes
- Note: the following two tips when installing Firefly 16 / 18 O4 version (tips referenced in the provided materials).
Details

The Firefly16 1S O4 Nano Baby V3 combines a compact whoop-style frame with guarded props for close-quarters flying.

The Firefly 1S Nano Baby V3 DJI O4 tiny drone features a compact micro quad frame with a forward-mounted camera canopy.

Firefly16 1S Nano Baby V3 is built around a low-voltage DJI O4 power design and a lightweight F405 1S AIO with plug-and-play motor connectors.

The Firefly16 Nano Baby V3 uses an A30 plug, 1002 motors with HQ props, and a V2 1 g prop guard, plus a replaceable 1S battery mount and cooling-focused frame design.

Specs list an STM32F405 flight controller, GOKU F405 HD 1S 5A AIO, ICM 42688-P gyro, 8MB black box, and an A30 battery connector.

Firefly16 is optimized for the DJI O4 Air Unit and uses a Flywoo O4 1S BEC module providing stable 5V/3A power even down to 2.65V.

The Firefly16 1S build pairs an adjustable 5–20° camera mount with ROBO 1002 motors and a lightweight GOKU F405 HD 1S AIO (2.6 g) for a compact micro quad setup.

The shock-absorption camera mount is designed to reduce jelly effect and jitter when RockSteady stabilization is enabled, with output noted as 4K at 60 fps.

PID parameter and throttle curve tuning can be used to refine roll and pitch response times for smoother control.

The Firefly16 Nano Baby V3 O4 features new ultralight prop guards that are 23% lighter and a V3 battery compartment designed for easier locking and swapping 450mAh or 750mAh packs.

The Firefly16-1S Nano Baby V3 uses a switchable battery compartment with an improved locking mechanism that supports 450mAh or 750mAh packs.

The Flywoo EasyPower F16 charger board uses an A30 plug and a six-port layout to make charging multiple 1S packs straightforward.

The Firefly16 1S Nano Baby V3 build comes in at 38.9g with the O4 Wide setup and 39.9g with the wide-angle lens installed.

The Firefly16-O4 kit includes HQ40mm tri-blade props, ultralight prop guards, a USB-C data cable for the O4 Air Unit, and a screw pack for setup and maintenance.

The Firefly16-O4 kit includes HQ40mm x3 props, a battery TPU mount, O4 customized shell, tools, hardware, and ultralight prop guards for setup and spares.

Using the supplied white shock absorbers and keeping the canopy screws lightly snug helps reduce vibration for steadier video.
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