fxc 4 gang rocker switch panel with dual usb slot socket 5v 3.1a + dual cigarette lighters + voltmeter for marine boat car rv vehicles truck 12-24v waterproof blue led (085 blue) fxc <b>for more, we have blue,green and red of led colors for your choice.</b> <br><br><b>please use 15a fuse on this product!</b> <br><br><b>specification:</b> <br>material: aluminum + abs <br>input: 12-24 dcv <br>usb output: 5v 4.2a max(2.1a each) <br>size: inch <br>weight: g <br><br><b>what's in the box:</b> <br>1x rocker switch <br>1x diy sticker <br>4x screw