Specifications: Product Name: M30 30mm EDF Ducted Fan Unit Version (optional): CW (black-white cable), CCW (red-blue cable) Color (optional): Black, Transparent Proup Diameter: 30mm Weight: 9.7g Thrust: 50g+ Max Continuous Current: 4.7A Features: - Newly upgraded M30 Ducted Fan Unit has been expertly re-designed to have an optimized support shape that greatly reduces vortexing. - Made from improved duct barrel material to boost cylinder rigidity, reduce risk of deformation, and prevent blade blowouts. - Engineered with enhanced motor technology which results in a slight reduction of current while augmenting thrust power. Enjoy a better sound experience as a bonus feature. - Most importantly, the lifespan of the motor is significantly extended. - The M30 model comes with improved tooling processes to avoid propeller accidents. Package Included: 1 x M30 30mm EDF Ducted Fan Unit