Dual QC3.0 USB Ports & Dual PD 3.0 Ports Dual USB charger socket has two PD 3.0 and 18W / 3A QC3.0 fast charging ports, which is 4x faster than conventional chargers. Allows to charge 4 device at the same time. Backwards compatible with Quick Charge 2.0 & 1.0. Suitable for all popular USB or USB C devices, such as iPhone 15/14/13/12 Pro Max/11 / XS Max/XS, Samsung Galaxy S24 Ultra / S23 / S22 / S21+ / S20 / Note 10+, Huawei P9 / LG G5 / HTC 10 / ZTE Axon 7 etc. Note: The car charger will consume 30mA current at most when the vehicle has been switched off Digital LED display An integrated usb charger socket with a LED voltage display that can show the voltage status of car battery in time. Ideal accessories for car, truck, boat, bike, SUV, ATV, RV car, campers, golf carts,marine and motorcycles, etc. It is compatible with most vehicles with a voltage of DC 12-24V connections. Attention: The integrated digital LED display only works when you connect it with battery Simply i