Dual Fast Charging - This adapter offers USB connections with a power of 3.1A, allowing you to charge two devices simultaneously efficiently, reducing waiting times and facilitating shared use on long trips or family commutes. 110° ROTATING DESIGN - The adjustable head up to 110 degrees offers optimal flexibility to adapt to different vehicle configurations, ensuring easy, clutter-free access to power outlets. Multiple Intelligent Protection - Equipped with an advanced safety system, it protects against overheating, short circuiting and overcharging, ensuring safe charging and extending the life of your electronic devices. Built-in LED Voltmeter - The built-in LED voltmeter allows you to monitor the voltage of the vehicle battery in real time, helping to detect any electrical problems before they become critical. UNIVERSAL COMPATIBILITY - Compatible with 12V and 24V vehicles, this adapter is ideal for cars, trucks, SUVs and others, offering a versatile and efficient charging solution for a wide range of electronic devices.