The trilogy cover-clear hinge is a protective cover designed for keyless door entry units. constructed from polycarbonate material, this cover shields electronic units from outdoor conditions such as ice and snow, as well as accidental damage. it features a spring-loaded hinge mechanism made from stainless steel, which allows for easy access to the entry unit. the cover measures 4.53" in length, 4.53" in width, and 2.36" in height. it comes complete with installation screws and a gasket for mounting. this clear cover is suitable for protecting various electronic accessories in architectural and security applications. the polycarbonate construction provides a clear view of the entry unit while maintaining a barrier against environmental factors. the spring-loaded hinge ensures the cover returns to a closed position after use, protecting the unit from debris and moisture. this accessory is intended for use with keyless door entry systems that require protection from harsh outdoor conditions and physical contact.