4056 High‑Power Fan | Counter‑Rotating Ducted High‑Speed Fan

Dimensions: 40×40×56 mm

Rated Voltage: DC12V, Wide‑voltage 7‑13.2V

Structure: Dual‑motor counter‑rotating design, 4 ball bearings

Rotational Speed: Approx. 16000‑20000RPM, high‑pressure boost at full speed

Power Supply: DC12V power adapter / 12V lithium battery / PD power bank (adapter required)

Available Kits: Bare fan | Fan + Nozzle | Fan + Knob speed‑controller power supply set