4-PORT FAST CAR CHARGER: Our ultra-fast car charger with PD/QC3.0/2.4A USB C port is compatible with iPhone, providing up to 66W of power and reaching 90% charge in 45 minutes. Charge 4 devices simultaneously for exceptional stability and speed. Voltage Detection: Car cigarette lighter adapter with LED digital display voltmeter. Monitor and display the battery voltage in real time, control the status of the electrical system, and take timely measures to avoid potential faults while driving. Drive safely and eliminate risks. Upgraded Smart Chip: Our compact charger incorporates an upgraded intelligent main chip, including a power management chip and a fast charging protocol chip. It provides protection against overvoltage, overcurrent, overheating, and short circuit. It can also intelligently identify electronic devices and adjust the current output to ensure safe charging while driving. LED Light & Anti-Drop: When the car charger is charging, the LED light will turn on. You no longer