uxcell DC12V 240mA 4mm Dia Shaft 50RPM Speed Reducing Geared Motor Product Name : Gear Motor;Rated Voltage : DC 12V;Rated Speed : 50 RPM Overload Current : 240mA;Reduction Ratio : 171;Torque : 4.78kg.cm Shaft Size : 10 x 4mm/ 0.39&#39;&#39; x 0.16&#39;&#39;(L*D);Motor Body Size : 3 x 2.4cm/1.2" x 0.95"(L*D);Gear Box Size : 2.5 x 2.5cm/1" x 1"(L*D) Total Length(Included Terminal) : 7.3cm/2.9";Material : Metal, Electronic Parts;Color : Silver Tone Weight : 95g;Package Content : 1 x Gear Motor