4pcs 8520 Coreless Motor 8.5 x 20mm Brushed Motors Hollow Cup Drone Motor+ 4pcs 55mm CW CCW Propeller for DIY Micro Quadcopter RC Drone

15000KV 8520 Brushed Motor: Operating Voltage: 3-5V; Speed: 31,500 RPM with 3V Voltage; 53,000 RPM with 5V Voltage, Specification：8520 Brushed Motor Diameter: 8.5mm; Motor Length: 20mm; Cable Length: 60mm, High Quality: 8520 Coreless Motor Made of High Quality Material, Small Size, Large Torque, Smooth Operation, High Efficiency, Low Noise, Stable Support, Easy to Install: CW: Red(+) and Blue(-) Wire; CCW: Black(-) and White(+) Wire; Easy to Install and Save, Put Them in a Sealed Bag when not in use to Prevent Damp Rust, Wide Application: 8520 Brushed Motors is Compatible for Tiny 8X Frame, RC Quadcopter and RC Cars ,Airplanes and Other Supplies