Good shopping experience, better life! Features: 1. The LED display monitors the voltage of the car battery in real time 2. 4 USBs support simultaneous output with indicators, QC3.0 orange LED USB in more→terface with fast charging. 3. Compatible with a variety of models, 12-24V voltage input, supporting mainstream models on the market. 4. Compatible with all versions of QC technology. Charges all non-QC 3.0 cell phones, digital cameras, and tablets at full speed. 5. The shell is composed of a high-gloss shell, oxidized, beautiful and generous, without leaving any scratches. 6.Mini Metal: This mini car charger is compact and does not take up space. 7. Stable connection: This adapter has an