



Quote (B2B only)Base, Starter, Double and Triple kits sold via the company's B2B web store; pricing shown only to registered business/academic buyers. Announced for sale in July 2022 through Bitcraze's webstore, with a first batch of 10 units expected at the end of that summer.
AvailablePython from a laptopCrazyflie-based4 flapping wingsPython APIResearch platform
Weeks+Shipping: Weeks (B2B order). Ordered from the company's B2B store in the Czech Republic; consumer orders are not fulfilled. Flapper store ↗
Remote control: A Crazyradio USB dongle lets the Crazyflie Python library (cflib) and cfclient send setpoints and read telemetry from a laptop.
Overview
The commercial, enlarged version of TU Delft's DelFly Nimble and, per its makers, the first hover-capable tailless flapping-wing drone offered for sale. Because it runs a Crazyflie Bolt, it plugs straight into the Crazyflie ecosystem, so Python scripting, swarms and Lighthouse/mocap positioning all work as on a Crazyflie quadrotor. Aimed at research labs, drone shows and museums rather than hobbyists.
The only practical way to buy a programmable, hovering flapping-wing robot.
Specifications
| Category | Flapping-wing fliers · Flapping-wing robots |
|---|---|
| Released | 2022 |
| Availability | Available |
| Programmability | Full SDK |
| Best for | Professionals & labs |
| Vision sensors | No vision sensors |
| Actuators | Mixed |
| Audio | No audio |
| Compute type | Arduino / ESP32 / microcontroller |
| Remote control | Python from a laptop |
| Size | 49 cm wingspan, 102–114 g (127 g max take-off) |
| Locomotion | Four flapping wings (12 Hz hover, 20 Hz max), 2 brushless motors + 2 servos; tailless active steering |
| Compute | Bitcraze Crazyflie Bolt 1.1 flight controller |
| Camera | None built in (payload up to 25 g for add-ons) |
| Sensors | IMU (gyros); Crazyflie deck expansion for Lighthouse, mocap or UWB positioning; microSD logging |
| Runtime | 8 min (forward flight at 3 m/s, minimum weight) / 5 min (hover, maximum payload); 2S 300 mAh LiPo |
| Speed | Not published |
| SDK | Open-source Crazyflie firmware and Python API (cflib); RC transmitter or Android/iOS app for manual flight |
Ratings & reviews
Ratings and reviews load on the live site.
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