Cllena DC 12V - 24V LED Digital Voltmeter + Dual USB Outlet Power Socket Panel 2.1A/1A Charger for Car Boat Marine Rv Truck ATV Caravans Motorcycle Vehicles Mobile Phone (Blue) USB outlet 5V up to 2.1A. Short circuit / overheat protection. Waterproof protective caps and USB cover. Multifunctional product with blue LED indicator light, perfect for travel use. Optimised for iPad, iPhone & iPod - fast charging at full speed (2.1Amps for iPad, 1Amp for iPhone/iPod).