This is a popular model of our optical MKT2300. Optical mice units can greatly approve the water-tight seal mechanism, and make our metal keyboard more reliable under dust and moisture environment of varied medical sterile panel, access applications, internet terminals and information kiosks at universities, shopping malls, hotels, airports, railway stations and other public areas, ticket vending machines, gas stations, cash machines (ATMs), Internet public phones etc.

This technology can greatly improve the accuracy of the pointing device when reducing the maintenance of the wheel mechanism.