POWERFUL RAPID CAR CHARGER - Quick Charge 3.0 Technology the latest, fastest and most efficient USB charging technology in the world, engineered to refuel compatible devices up to 4 times faster charging than conventional charging and able to charge EXPAND 1 POWER PORT TO 4 - No fighting over who will charge their device on road trips, this socket splitter converts one cigarette lighter socket into 2 and includes two USB ports, which allows connection of up to 4 electronics at a time, great for your phones, car camera, radar detector, GPS, power banks, bluetooth fm transmitter, car seat heater, camera batteries, Go-Pro, DVD player, LED lights and ect POWER SWITCH & LED DISPLAY - Simply turn off power to all devices with the on/off switch located on the plug when you leave your car for a while or after the engine is off, no danger of draining car battery, no need to plug in and out your appliances from the car socket, reduce the wear and tear and expanding lifespan of your appliances in your car; monitoring your vehicle battery by the digital readout UNIVERSAL COMPATIBILITY - The car power splitter is compatible with any usb-powered Android or Apple iOS devices, including iPhone X / 8 Plus / 8/ 7 Plus/ 7 / 6s Plus/ 6s / 6 Plus6s / 5 / SE / Plus, iPad Pro / mini / Air, Kindle, Paperwhite, Kindle Fire, Kindle Fire HDX, Samsung Galaxy S8 / S7 / S6 / Edge / Plus, Note, BlackBerry, Asus, LG, Nexus, HTC, Lenovo, Moto and more MULTI-LEVEL PROTECTION - Built-in intelligent chip to prevent the usb car charger from over-current, over-voltage, and short-circuit, ensure complete security and safety for you and your devices; Back by our 12-month Limited Warranty