Feature:1. Made of a fully injectionmolded compound, it has impressive resistance and high temperature resistance that can ensure rigidity and hardness, which greatly reduces the damage rate.2. The bearing is made of highquality materials, with high precision, low friction and low noise.3. The combination is made of highquality materials to make it more stable and perform better.4. After a good aerodynamic test, it has excellent power and more stable performance.5. Firstclass mold design ensures the perfect dynamic balance of the blades and good coordination between the fan ducts.Specification:Item Type: Ducted Fan Material: Plastic + Aluminium Alloy + CopperProduct Color: Black Shaft Diameter: Approx. 4mm / 0.2inMotor Diameter: Approx. 30mm / 1.2inProduct Weight: Approx. 545g / 19.2ozNumber of Paddle Leaves: 12 leavesMotor Model: QF3027K V: 2200KVStructure: 12N10PLithium Battery Index: 6S LipoMaximum Continuous Power (w)/10s: 2200WMaximum Continuous Current (a) 10/s: 89A.Package List:1 x Ducted Fan1 x Manual Note:1. The delivery does not include the drone.2. Please allow 1‑3mm error due to manual measurement. Thanks for your understanding.3. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.