Features: Experience precise and efficient experiments with our Mini Desktop Conveyor Belt, featuring an integrated photoelectric counter for accurate data collection. Crafted from durable PP plastic, this compact conveyor belt is lightweight yet robust, offering a speed range of 18-76MM/S to suit various experimental needs. Ideal for physics educators, students, and researcher, this device supports a wide array of frictional force experiments. Perfectly suited for school laboratories, research institutions, and home education setups, it enhances the understanding of physical concepts through hands on learning. With its easy to use design and automatic counting display, this conveyor belt becomes an essential tool in any scientific exploration or educational setting. Specifications: Component:Plastic, Metal Size: Approx.50x10cm/19.69x3.94inch Belt Width: 8cm/3.15inch Effective Length of Conveyor Belt:49cm/19.29inch Working: 110-230V Speed: 18-76MM/S Motor: 12v Motor Speed: 116RPM Quantity: 1 Set Package Includes: 1 Set Desktop Conveyor 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 color of the item.