Dual QC3.0 USB Ports & Dual PD 3.0 Ports This dual USB charger features two PD 3.0 ports and two 18W / 3A QC3.0 fast charging ports, delivering speeds up to 4x faster than standard chargers. It allows simultaneous charging of up to four devices. Backwards compatible with Quick Charge 2.0 and 1.0. Compatible with a wide range of USB and USB-C devices including iPhone 15/14/13/12 Pro Max/11 / XS Max/XS, Samsung Galaxy S24 Ultra / S23 / S22 / S21+ / S20 / Note 10+, LG G5, HTC 10, ZTE Axon 7, and other popular models. Note: The car charger consumes up to 30mA of current when the vehicle is turned off. Easy Installation This USB outlet can be installed in minutes. Connect the "+" wire to the positive terminal and the "-" wire to the negative terminal. It can also be wired through an on/off switch for energy efficiency. Premium Build Quality Unlike plastic or nylon alternatives, this car charger has a metal housing for superior heat dissipation, offering enhanced durability, flame resistance, and stability. A protective cap with voltage display function covers the USB ports, providing waterproof protection against splashes and added safety. Advanced Safety Protection Designed to meet the highest safety and quality standards, this QC3.0 dual USB charger includes built-in protections against overload, overvoltage, overcurrent, overheating, and short circuits. Certified by CE and ROHS for reliability and performance. High-Quality Materials Constructed with high-grade ABS and aluminum, this charger ensures stable power delivery and safeguards against over-current, over-voltage, and short circuits. Wide Vehicle Compatibility Works with 12V to 24V systems, making it ideal for cars, trucks, RVs, boats, motorcycles, and other vehicles. Specifications: Origin: Mainland China Material: PC Color: Black Size: 9.8 x 4.1 x 3.55 cm (3.9 x 1.6 x 1.4 inches) Package Includes: 1 x Car Charger