Features: Super small 4.7mm diameter steppers motor delivers high accuracy control with two phase, four wire design, ideal for space constrained projects requiring reliable motion accuracy. Crafted with strong metal housing and optimized small structure, this small motor ensures long service performances while maintaining precise positioning capabilities. Engineers, DIY enthusiasts, and manufacturers will appreciate its smooth integration into robotics, 3D printers, and automates equipments needing miniaturized motor solution. Perfect for devices, scale model assemblies, and small home appliances where small steppers motors with accuracy control enhances operational efficiency. This steppers motor combines strong engineering with whispers quiet operation, making it indispensable for industrial prototypes and easy carry electronics demanding consistent torque output. Specifications: Component : metal 1.Motor outer diameter: 4.7 mm 2.Motor height: 6 mm 3.Motor shafts diameter: 0.7 mm (flat position 0.55 mm) 4.Output shafts length: 1.4 mm 6.Motor type: 2-phase 4-wire 7.Driving voltage: 5V (estimated) 8.Internal resistance: About 14.1 Ω 9.@5V short circuits current: 0.31A 10.Note: This is 2-phase 4-wire steppers motor, it needs additional 2-phase 4-wire steppers motor driver to operate. Package Includes: 10pcs steppers Motor note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.