PD3.0QC3.0 Outlet: Upgraded high-quality Dual QC 3.0 PD3.0 12V USB outlet helps charge two compatible devices simultaneously up to 4X faster than conventional chargingBackward-compatible with QC 2.0 1.0 and deliver the fastest possible charge to all non-quick charge devicesLED VoltmeterOn-off switch: The voltmeter makes it easier for you to know the status of the batteryThe switch allows you to turn off the 12v cigarette lighter socket to save power and prevent the battery when not in useSafe to Use: Certified by CE ROHS with overheating, overloading, and short-circuiting protection to ensure charging safety thanks to Built-in fuses and smart control chipA waterproof and Dust-proof rubber USB cap better protects its internal circuit and enhances its lifespan effectivelyWhat you will Get Get 2 * Dual USB PDQC3.0 car charger, 2* Panel( Gift), 2 * 60cm cable with 10A in-line fuse,4*Blue Terminal and Depvko’s lifetime technical support, a five-year warranty with less m