1.Extension Cigarette Lighter Splitter Allow you to power more device with this car accessory,output 60W. Support car accessories like GPS,Car Recorder,Car Vacuum Cleaner,Car Refrigerator. 2.3 USB Charging Port Cigarette lighter USB charger can charging 3 devices simultaneously.Max 3.1A current output. Input: 12V/24V auto. Intelligent output current according to the charging device. 3.Support iphone 8/7/X/6S/XR/6/8plus/7plus,iPad, Samsung galaxy S9/S8,tablet,camera. 4.LED Voltage Display]Monitor the vehicle's electrical system automatically, display the car voltage in the screen via the soft LED light, you will know the real-time voltage conditions while driving. 5.Safety Assurence This portable car charger protects against short circuit, over-heating, over-current, over-voltage and over-charging.