Car Charger 3.1A Dual USB Smart Fast Charging Adapter w Power Switch Voltmeter Current Detect f iPhone iPad

Built-in a power switch, one key to turn on/off the charger, no need to plug/unplug the charger when not in use and save car battery energy, more convenient to use. Dual USB charger, support Max 5V/3.1A output, can charge for two devices at the same time. Support intelligent charging, automatically identify all kinds brand mobile phone / tablet and output the stable and fastest charging current. LED display screen can real-time display car battery voltage when no charging and display the output current and voltage while charging. Support anti-interference function, it will not interfere the FM signal and cell phone signal, safer to use. Built-in intelligent management chip, effectively prevent over-temperature, overcharge, over -voltage, over-current and short circuit. Made of high quality piano painted ABS and aluminum, durable for use, mini size and lightweight, convenient to carry. DC 12-24V voltage input, applicable to most cars, trucks, off-road, etc. Compatible with iPhone, iPad/iPod, Samsung, HTC, MP3 players, digital cameras, PDA and other electronic devices with 5V USB charging port. Note: (Not suitable for all mobile phones, if it is not included in the following list of brands, and then please contact customer service before buying) Color: Black, White, Silver, Gray USB Port Quantity: Dual-USB Diaplay Color: Yellow Input: DC: 12-24V Working Power: 18W Feature: Dual USB, Power Switch, Voltmeter Current Detect Working Temp: 0~40 Degree Centigrade Size: 35 x 35 x 65 mm / 1.38 x 1.38 x 2.56 inch Net Weight: 110 g / 3.88 oz