HUMSER 4 pcs 7X16MM RC Drone Motors 3.7v 37000rpm for Quadcopter Spare Micro Motors

The Description Is Only Applicable For One Piece. Motor Diameter: 7MM, Motor Length: 16MM, Output Shaft: 0.7MM, Output Shaft Length: 5MM, Voltage: 3V-5V, Current: 0.15A, Rotational Speed: 3 V: 35000-37000RPM, 5 V: 50000RPM, Ultra Durable And Super Stable Performance. Includes 4 Clockwise Motors/Counterclockwise Motors(Rotational Movement of The Motors Depends on Polarity Change Of Connecting Wires). Easy To Install, Compact And Lightweight, Portable, Fine Workmanship, Long Service Life. Replace Your Broken Old RC Drone Quadcopter Spare Micro Motors Perfectly. Weight:3g