Dual USB Charger - 12V/24V Contura Mount. Protective dust cap with tether keeps dust and spray from shortening the life of the charger. Made with corrosion resistant materials which ensure a solid contact and low voltage drop. Compatible with popular mobile devices including Apple products Protective dust cap. Conformal coated circuit board for the harsh marine environment. Easy to use. Easy to install in existing Contura switch aperture providing convenient access for charging mobile devices.