Vennas Marine Car Switch Panel 3 Gang with 1 Charger With 2 USB Slot Blue LED Light 5pin On/off Rocker Switch 1. 3LED illuminated Rocker Switch with rubber seals. 2.EASY TO INSTALL: only put this in to the switch hole, fix it with screws and then you can begin to use it. 3. Blue LED light indicator and with a 2 USB charge slot can satisfy you all king of charging needs. 4. Switch are marine-grade; waterproof rating is 67 and approve Rhos and CE, Totally friendly-environment. 5.Switch are marine-grade; approve Rhos and CE, Totally friendly-environment.