IP67 dynamic rated waterproof & dustproof rugged Force Sensing Resistor pointing device integrated in one-piece compact seamless silicone cover for fast and accurate cursor position, with 3 mouse buttons for left and right clicking as well as middle button, rear panel mount solution with mounting holes along the edge for easy mounting & sealing, which is good for much oil, water, sand etc. application or gloves are needed when operation. USB interface. Designed to meet MIL-STD-810F (high and low wide temperature, low pressure, humidity, vibration, shock, salt spray, temperature shock, rain, fungus etc.), as well as military standards: reliability, safety, maintainability, testability, supportability, environmental adaptability, stability, compatibility, consistency, and continuity, MIL-STD-461G (EMC, EMI, EMS, ESD) optional.