This car charger has 5 ports, including one PD QC3.0 port, and is compatible with various devices such as iPhones and Android phones. It is made of PC fireproof and flame-retardant material and has a built-in smart circuit protection system, including over-current protection, over-voltage protection, over-charge protection, and short circuit protection. The charger also has an LED digital display to monitor the charging status of each port in real-time.