Vodool 54W USB 2.0 4-Port Universal Car Charger Quick Charger: Vodool car charger officially licensed and certified to use aualcomm quick charge TM 2.0 technology. Fits all standard 12v /24v cigarette-lighter sockets; Transfers Qualcomm Charge 2.0 enabled devices up to 75% more power than the conventional charger; Typically, a Quick Charge 2.0 enabled device(3300 mah) goes from 0% to 60% charge in 30 minutes. Universal Compatibility: With auto detect technology, each port intelligently identifies your device and seeks to maximize its charging speed for non- quick charger 2.0 devices such as iPhone and iPad, suitable for all USB powered devices (all Android & Apple smartphones device with USB charging port.) Most Powerful: This portable car charger simultaneously charges up to 4 devices and delivers an whopping 54 watts of power at once. No ground loop noise Guaranteed Safety: made with fire-resistant materials for your safety, design with advanced technology to provide with over-current, over-heating, over-voltage, and short-circuit protection. What You Will Get: The Vodool 54W 4-port USB car charger, welcome guide, our fan-favorite 12-month warranty and friendly customer service.