HUMSER 4 pcs Small RC Drone Motors 3.7v 37000rpm for Quadcopter Spare Micro Motors 6X15.5mm

The description is only applicable for one Piece. Motor diameter: 6.0 MM Motor length: 15.5 MM Output shaft: 0.7 MM Output shaft length: 5 MM Weight: 4g Voltage: 3V-5V Current: 0.15 A Rotational speed: 3 V: 35000-37000 RPM 5 V: 50000 turns Ultra durable and super stable performance. Includes 2 clockwise motors and counterclockwise motors. Small size, easy to install. Compact and lightweight, portable. Fine workmanship, long life.