Product Name : Micro Motor;Rated Voltage : DC 1.3-7VNo-load Speed : 8000RPM;Shaft Dia : 5mm/0.2"Body Size : 12 x 7mm / 0.5" x 0.27" (L*D);Total Length : 18mm / 0.7"Main Color : Sier Tone;Material : Metal, PlasticWeight : 6g;Package : 1 x Micro Motor Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.