【Dual USB Fast Charger】Cigarette lighter adapter is Designed with dual USB ports, output power: 5V/4.2A, max power: 21W. Can simultaneously charging 2 devices at optimal current, Suitable for charging mobile phone, GPS, digital camera, PDA and other USB accessories.,【Cigarette Lighter Socket】Works with any standard cigarette lighter plug and can power portable devices in your 12V/24V vehicles, such as GPS, Dash Cam, Vacuum Cleaner, Car Fridge, Heated Seats, and Sat Nav, ect.,【High Quality & Safety Design】Made of eco-friendly heat resisted material and heavy gauge wire (Gauge: 16 AWG, Length: 15.8 inches) Come with 15A Blade Fuse will prevent your devices from over-heat, over-current, over-voltage, over-load, and short-circuit.,【Easy to Install】Surface mount installation, come with 16 awg cable and mounting screws. Red wire to the positive pole, black wire to the negative pole.,【Widely Application】 Universal for any DC 12V-24V vehicles, adapt to main stream vehicle types such as cars, SUVs, trucks, off-road. We provide worry-free 60-Day refund Guarantee and 1-years warranty policy. Buy with confidence. If you have any concerns or questions about this product, please feel free to contact us.