Features: Support 5V, 9V USB input;Support 5W, 7.5W, 10W wireless charging;Support all iPhones or Android phones with Qi standard. Application: It fits for your Tesla Model 3 2017 2018 2019. Note: Tesla 2019 8.2/8.3/8.4 software will causes all fast wireless chargers blinking or not working, please use a USB splitter or USB hub to connect the charger, that the problem would be resolved. Four in One Car Charger. Equipped with the latest Quick Charge 3.0 chip in one port (5V/3.1A), offering significantly faster charge speed (4x) at the most efficient charge point. We ROCCS off 2Yr product guarantee, provide our best customer service to you. Over Voltage Protection, Safety Charge. All charging ports have built-in smart IC chip sets that can intelligently identify exact power needed, prevent overcharging and deliver steady, fast, and safe charge current.