Lighter Socket: The lighter socket is suitable for all 12v - 24v accessory plugs. It can also be used with latest car chargers to charge your devices, such as using usb-c charger to quick charge your devices. Dual USB Socket: 5V 1A and 5V 2.1A dual USB charger port make the socket become capable of charging a range of electronic equipment. The light on the socket can help you easily locate the socket in the dark. Waterproof Voltmeter: This marine switch panel waterproof will also contain a waterproof voltmeter, whose measuring range is about 8v to 48v, helps you to monitor the health of battery through this led switch panel. Easy Disconnection Wire: switch panel waterproof is pre-wired design, for easily replace the switches or the sockets, the wire is designed to have a clip which make the replacement easier. Marine Rocker Switch Panel Specification: Type: 6 gang rocker switch panelFunction: Marine rocker switches + Dual usb port socket + lighter socket + voltmeter Illumination: 12 volt Blue LED USB Output: 5V,2.1A & 5V 1A Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Colour:Photo Color Material:plastic Package Contents: 1 x Marine Switch Panel Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.