The emax MT2206 1900KV brushless motor is specially designed for 200-300 sizes multirotors, which weighs only 32g. It offers great performance at affordable price. Each motor is carefully balanced and tested before shipped out from factory. Using Japanese NMB ball bearing, Japanese Kawasaki stator, Ndfeb with strong magnetic and high temperature resistance, decreasing heat generation during operation, increasing efficieny.Features:1. Low CG design, ligth weight design, longer flight duration 2. Factory has made dynamic balance test for each motor3. Integreated processing between prop mount holder and motor cap4. Adopts Japan NMB bearing, with low noise and longer lifetime5. Adopts Japanese Kawasaki stator, with high efficiency and low heat6. CW and CCW propeller adapters, holding propellers tightly. 7. 100% balanced, decreasing vibration to the minimum.Specification:Structure: 12N14PKV: 1900KVLength: 34.2mmRotor outer diameter: 27.9mmShaft diameter: 3mmLipo battery: 2-3SMax. pull: 460gProp suggest: 6-8 inchWeight: 32gPackage size: 108*68*31mmNote: The EMAX RS2205 - CW thread/CCW rotation, CCW thread/CW rotation.