These CTI Mouse Pointers are fully sealed, featuring 2 buttons, with an elastomer. Compact in size - Ideal for use in small spaces. CTI Industrial Computer Mouse Pointers withstand shock & vibrations, meeting aerospace, medical & military standards. KEY FEATURES • NEMA 4 Mouse Pointer • Custom Options • IP66 Sealed CTI OEM OM20U2 Industrial Mouse Pointers offer an alternative to a touchpad. Available with a range of custom options to suit your needs.