Voltage (Nominal)4.5V Voltage Range (Recommended)4.5V - 6.0V Speed (No Load)*140RPM Current (No Load)*190mA Current (Max Load)*250mA Torque (Stall)*800 gf-cm (11.11 oz-in) Gear Ratio48:1 Gear MaterialPlastic Gearbox StyleFace Gear / Straight Cut Spur Motor TypeBrushed DC Output Shaft Diameter5.3mm Output Shaft StyleDouble Flats Output Shaft SupportPlastic Case Electrical ConnectionMale Header Pin Wire Length12 Wire Gauge26awg Mounting Screw Size4-40 Product Weight0.07 lbs