Specification: _x005F_x000D_ _x005F_x000D_ new and high quality_x005F_x000D_ _x005F_x000D_ Model: RF-310T-11400_x005F_x000D_ _x005F_x000D_ Voltage: DC 3V-6V_x005F_x000D_ _x005F_x000D_ Size: As picture shows_x005F_x000D_ _x005F_x000D_ Shaft: 1.99mm_x005F_x000D_ _x005F_x000D_ _x005F_x000D_ Features:_x005F_x000D_ _x005F_x000D_ Fan/hand generator motor, Micro DC motor _x005F_x000D_ _x005F_x000D_ _x005F_x000D_ Packing included:_x005F_x000D_ _x005F_x000D_ _x005F_x000D_ 1 x Micro DC motor _x005F_x000D_ _x005F_x000D_ _x005F_x000D_ Note:_x005F_x000D_ _x005F_x000D_ Please allow 1-5mm errors due to manual measurement._x005F_x000D_ _x005F_x000D_ Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.