good quality, competitive price, manufacturer, fast delivery,various types,modern design,OEM available,famous brand,certificated Model:BY-CDS01Voltage/Frequency:3.6V~4.8VMax. Torque: 2.5NmNo-load Speed:150rpmBlister(1pc):22.5x28.5x7cmPackage Size(10pcs):53.5x33x21.5cmG.W/N.W:8/7kgContainer(20"): 8500pcs