**********ALL METAL MATERIAL BODYThe advanced full aluminum alloy body with scratch resistance technology keeps it sturdy and let the 12v USB outlet always look like new. Upgrade metal car charger will not be overheating at high temperatures, which is safer than plastic one. *****QUICK CHARGE 3.0W ith dual supporting QC 3.0 USB ports, the 36W 12 volt USB outlet charges two compatible devices simultaneously up to 4X faster than conventional charging, backward-compatible with QC 2.0 & 1.0, and deliver the fastest possible charge to all non-Quick charge devices. *****VOLTMETER FUNCTIONComes with LED voltmeter which monitories the vehicle's battery and electrical system automatically and indicating the car voltage in the screen, dual USB charger socket will let you know the health of battery while driving.
*****WIDE COMPATIBILITYFits for DC 12/24V car, boat, marine, motorcycle, ATV, RV etc. This 12V/24V power outlet is suitable for charging iPhone 8/ 8 Plus/ X/ 7/ 6S, Samsung Note 9/ Galaxy