TSINY Mini 12vdc Electric Reversible 24 RPM Gear DC Motor Metal Gear Boxing 6mm Shaft Rated voltage: DC12V; No-load speed: 24 Rpm; Rated torque: 4.2kg.cm; Stall Torque: 12kg.cm; Reduction ratio: 1/330; 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 freely, thanks!