Overview
DarwinFPV FoldApe4 is a 4-inch folding long range FPV drone (MicroLongRange) designed for compact carry and travel filming. The foldable structure reduces volume by 70% after folding, with no need to remove the propellers for storage. Take-off weight is below 250 g. With a 3S 1150mAh battery it can fly for 20 minutes, and with a 3S 3000mAh 18650 battery it can fly for 30 minutes. With a DJI O3 Unit, flight distance can be up to 10 km, and maximum horizontal flight speed is 105 km/h.
The folding mechanism is reinforced with a dedicated arm structure and carbon fiber propeller clamps to improve rigidity and reduce vibration. The arms can be locked with two screws after unfolding to help prevent folding back during high-intensity maneuvers or after a crash.
Key Features
- Foldable design for compact storage; propellers do not need to be disassembled
- Arms can be secured with two screws after unfolding for improved rigidity
- Carbon fiber propeller clamp with high-precision bushing; propeller bushing accuracy: ±0.05 mm
- Motor: 1504-3800KV
- Large-size GPS for stronger reception and improved stability (GPS model: DarwinFPV GM8 GPS)
- Wide X frame type for balanced flight feel
Specifications
| AIO / Stack | DarwinFPV F411 15A ELRS AIO |
| Receiver | Onboard SPI ELRS 2.4G (3.x version) / TBS Nano |
| GPS | DarwinFPV GM8 GPS |
| Motor | 1504-3800KV |
| Propeller | GEMFAN F4019-2 transparent gray |
| Frame type | Wide X |
| Wheelbase | 168 mm |
| Arm thickness | 4 mm |
| Maximum horizontal flight speed | 105 km/h |
| Recommended battery | 3S 1150mah 60C XT30 or 3S 3000mAh 18650 |
| Drone weight | 124.3 ± 5 g |
Model Comparison (as specified)
| Model | FoldApe4 Analog BNF | FoldApe4 Wasp BNF | FoldApe4 Avatar BNF | FoldApe4 O3 BNF | FoldApe4 O3 BNF (Without VTX) |
| Video | None (external action camera can be attached) | 720P/120HZ | 1080P/60HZ | 4K/120HZ | / |
| Camera | Caddx ANT | Wasp Nano Camera | Caddx Avatar 1S Camera | DJI O3 AIR UNIT | / |
| VTX | DarwinFPV 25/200/400/600mW VTX | RunCam Link HD Digital VTX | Caddx Avatar 1S HD Digital VTX | DJI O3 AIR UNIT | / |
| Farthest flight distance (No interference at the beach) | 1.5KM | 4KM | 3KM | 10KM | / |
| Dimensions (without the propellers) | 154 x 117 x 29 mm | 154 x 117 x 38 mm | 154 x 117 x 29 mm | 154 x 117 x 38 mm | 154 x 117 x 38 mm |
| Battery life | Battery life: 20 mins (with 3S 1150mAh 60C battery) Battery life: 30 mins (with 3S 3000mAh 18650 battery) Battery life: 16 mins (with 3S 1150mAh 60C battery, load Hawkeye 4K) |
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What’s Included
- 1 x FoldApe4 FPV drone
- 1 x Gray velvet bag
- 1 x Accessories pack
- 1 x Spare screws pack
- 1 x Logo sticker (120 x 120 mm)
- 1 x Manual card
Binding / Receiver Setup (ELRS)
The flight controller includes a built-in SPI ELRS receiver. Factory default firmware version is 3.x.
- Use an ELRS protocol remote controller
- Remote controller firmware 3.x is required for proper binding
- Set the remote controller refresh rate to 250HZ
- Connect to Betaflight and click Bind Receiver to enter binding mode (do not power on 3 times)
For setup assistance and troubleshooting, contact support at https://rcdrone.top/ or email support@rcdrone.top.
Video
Details

FoldApe4 folds down for travel-friendly storage, with propellers staying on for quick pack-up and carry.

After unfolding, the arms can be secured with two screws to help keep the frame rigid during aggressive flying.

Carbon fiber prop clamps and a high-precision bushing reduce play at the folding mount for smoother flights.

The 1504 motor setup is tuned for efficient cruising time on a 3S 1150mAh pack.

A larger GPS module is used for stronger reception and improved long-range stability.

With a takeoff weight under 250 g and a lightweight build, FoldApe4 keeps long-range setups compact.

The wide X frame layout helps maintain a balanced feel for cinematic cruising and responsive control.

Key specs and model comparison are listed for choosing the right video system and battery setup.

Everything needed to get started is included, plus spares and a protective velvet bag for storage.

Betaflight receiver settings support quick verification of ELRS channel mapping and inputs.
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