【Retractable Charging Cable, 180° Rotatable】 Compact design saves space in your car and is easy to carry and store. The 0.8m retractable cable supports 180° rotation, allowing you to adjust the angle according to the usage scene. The cable can be pulled out for immediate charging, and it automatically retracts with just about 1cm of pull. It flexibly supports connections from the passenger seat or rear seats, providing a comfortable charging environment while keeping the car interior tidy. 【4-in-1 Interface, Fast Charging】 Adopting an advanced 4-in-1 interface, it supports Type-C (up to PD66W) and Lightning (20W), etc. Furthermore, it adds USB-A/USB-C ports, allowing you to fast charge various devices such as iPhones, Android phones, and Apple Watches simultaneously. There's no need to carry multiple adapters, significantly improving charging efficiency and convenience in the car. It can also be used in conjunction with car audio systems. 【With Voltmeter, Charging Protection】 The built-in voltmeter and current display allow you to check the charging status in real-time. It automatically detects overcurrent and overvoltage, activating protection functions to safeguard the safety and lifespan of your devices. It maintains stable output even on rough roads or during rainy weather, reliably charging smartphones and other devices. It's a reliable design that you can use with peace of mind. 【12V/24V Vehicle Compatible｜Supports Various Vehicles and Devices】 This USB-C cigarette lighter socket is widely compatible, from 12V passenger cars to 24V large trucks. It can be used in various vehicles such as SUVs, kei cars, and commercial vehicles, providing comfortable power supply from urban commutes to long-distance transportation. It's highly versatile and useful for everyday use and business use.