Large Torque N20 DC Gear Motor + 47*12mm Wearable Rubber Wheel for Smart Car - Blue + Black

About N20 motor:This is DC gear motor and the torque is large, the current is low and they are suitable for battery applications. They are very popularly used in smart car, boat model and airplane model.- Operating voltage: 3V~9VDC- No-load speed: 75RPM @ 3V, 150RPM @ 6V- No-load Current: 20mA @ 3V, 30mA @ 6V- Reduction ratio: 1:100- Shaft diameter: 3mm (D type)- Shaft length: 10mm- Rated torque: 0.35kg.cm- Stall torque: 2.4kg.cmAbout the rubber wheel:- Tire color: black- Tire diameter: 47mm- Tire width: 12mm- Inner diameter: 3mm (match the motor whose shaft is D-shape and diameter is 3mm, such as N20 gear motor)- Very wearable，beautiful appearance- Great for DIY and smart car projectsGeneralBrandOPEN-SMARTModelN/AQuantity1 setMaterialRubber + Alloy + PlasticSpecificationRate Voltage6VPower Range3~9VInput Voltage3~9VRevolutions Per Minute (RPM)150RPMWorking Current30mAEnglish Manual / SpecYesDownload Link http://pan.baidu.com/s/1qWZruWGPacking List1 x Motor 1 x Rubber WheelPackage Weight:0.031kg (0.068lb)Package Size:7cm x 8.5cm x 3cm (2.76in x 3.15in x 1.18in)