Product parameters 【Size】 【69mm * 32mm * 28mm Weight 21 g] [Color] Blue Product Material fire-rated construction materials [protection] against overload, anti-overvoltage, short circuit proof, anti-high temperature and current limiting protection [supply] support wide voltage, DC 12V ~ 24V charging port] [2 standard USB output interface, widely used [] DC 5V output voltage output current [] 1A / 2.1A, 3.1A total work [remind] LED work light that illuminates the power is [Scope] charging mobile phones, tablet computers, digital cameras, DV, tachograph, MP4 and other devices with a USB port for charging accessory package [host] * 1, * 1 Certificate [instructions] 1, the USB charging cable into the USB port two products, the products plugged into the car cigarette lighter, indicator lights when the product 3, and then the other end of the USB cable, and digital products that connect can start charging 4, after charging is complete, unplug the device from the cigarette lighter car charger [Note] ● Do not use in hot, cold and wet environments ● Do not put this product Car Charger stored in humid or high temperature ● Product environment away from children ● To allocate charging is completed in a timely manner all types of digital products plug ● Battery differences exist, so the charging time is inconsistent