linkstyle 4 in 1 marine switch panel, 12v 4.2a dual usb charger socket power outlet & led voltmeter & cigarette lighter socket & led lighted on off rocker toggle switch for truck car marine boat rv linkstyle linkstyle 4 in 1 marine switch panel, 12v 4.2a dual usb charger socket power outlet & led voltmeter & cigarette lighter socket & led lighted on off rocker toggle switch for truck car marine boat rv<br>specification:material: abscolor: black shell & blue led lightusb socket output: dc 5v/2.1a & 2.1a (total 4.2a)power outlet: dc 12vvoltmeter display range: 0-24vtoggle switch: 20a 12v dc<br>all components dimension:cigarette socket dimension: approx. 1.18" *2.13"(30mm * 54mm)usb car socket dimension: approx. 1.18" *2.05"(30mm * 52mm)rocker toggle switch dimension: approx. 1.18" *1.57"(30mm * 40mm)led voltmeter dimension: approx. 1.18" *1.02"(30mm * 26mm)four holes panel dimension: approx. 7.67" * 1.69"(l * w)<br>noted: <br>1. blue led light goes off when the switch is off.2. wire length: 23.62in. wire size: 18awg.3. the 12v usb car socket is built-in dual usb charging ports, two ports output: 5v/2.1a&2.1a (total 4.2a). do not support the rapid charge.4. total power can not over 100w.package included:1 x 12v cigarette socket1 x light digital voltmeter1 x dual usb power outlet socket1 x on-off rocker toggle switch1 x four holes panel4 x stainless steel screws9 x blue terminals