What will you do if your mobile charging gets finished while traveling? You wont be able to connect with anyone. And your family will get worried. Want never to face this situation? If thats the case, this Car Charger 4 Port is for you. It helps you charge four mobiles of different size connector ports at a time. So, get this charger port and stay connected with your family anytime and anywhere. What youll get: Compatible with all mobile connectors: This charger port comes with four ports. With this port, you can connect QC3.0, 2.1A, 2.1A and 2.1A mobile connectors. Charge mobile in car: This car charger helps you to charge your mobile without electricity in travel and connect your mobile from anywhere. Working mechanism: When the ports yellow light turns, it means that the car is started the normal voltage. Orange light switches when you need to change the charger tube. Blue light switches on the normal voltage of the charger tube. The screen will alarm in flickering mode if the voltage is less than or equal to 11.3V.