CHARGER INLET makes battery charging through an on-board battery charger safer and more convenient. Inlet mounts on boat exterior and is hard-wired directly to charger. To use, just open the flip lid cover and plug an extension cord into the inlet. All hatches remain closed and locked throughout the charging cycle, adding security. 15 amp, 125 volt straight blade inlet. Can be mounted anywhere, fiberglass and aluminum. UV resistant housing and cap. Color coded wire entrance holes for easy wiring.