ITEM NAME:Steel Gear N20 Mini Precision DC Geared Motor D-Axis Speed Reduction Mot-Q 100% Brand New and High Quality ! Rated voltage: DC 5V No-load current: 25mA No-load speed: 47 rpm / min Suitable voltage: 3-6V (28-56 rpm) Line length: 15cm Package Included:1Pcs.No-load speed: 47 rpm / min. Line length: 15cm.