TSINY DC 6V Low Speed 1 RPM Geared Reducer Motor with Worm Gear Box for Robot Parts Rated voltage: DC6V; No-load speed: 1RPM; Rated torque: 20kg.cm; Stall Torque: 42kg.cm; Rated Current: 0.18A; Reduction ratio: 1/5300; Protection class: IP54; Low noise: db&lt;45 (A); Certification: CE; Material: Metal; Commutation: Brush; Gear Motor Body Dimensions: 3 x 1.25 x 1.06inches(L*W*H); Out Shaft Dimensions: 0.53*0.23inches(L*D) with 0.047*0.43inches flat cut off; Usage: Windows and Doors, Car, Boat and Robot model, Industry application, house application, home automation ,mini winch and other occasions; Package: 1PCS x DC Geared Motor; if you need other voltage and rpm, pls contact us, there are many other models of this motor in store.