Product features:1. Dual QC3.0, fast charging technology brings you high-speed charging experience in a short time2.ON/OFF switch, car usb socket built-in power control switch, can save energy, extend the service life of products and equipment. It saves electricity and does not consume energy when turned off.3. All metal material body, aluminum alloy material, good heat diipation performance, with non-combustible, wear-resistant, good stability. Upgraded metal car chargers do not overheat at high temperatures and are safer than plastic chargers.4. Waterproof and heat resistant, 12v car socket is made of advanced ABS material with IP66 seal and works well in both high and low temperatures (-40C to +60C).5. Suitable for most 12-24V DC vehicles, such as cars, boats, bicycles, SUVs, ATVs, motorhomes, motorcycles, etc.6. Digital LED voltage display, with LED voltage display, can display the voltage status of the car battery in time. Very convenient for cars, boats, bicycles, SUVs, ATVs, motorhomes, campervans and motorcycles.Product Specifications:Material: Aluminum alloy +ABSInput voltage: 12-24VOutput current: 5V/3A, 9V/3A, 12V/3APackage included: Dual port USB charger *1 Blue terminal *2