Product parameters 【Size】 【69mm * 32mm * 28mm Weight 21 g] [Color] blue / red / green tricolor optional Product Material fire-rated construction materials [protection] against overload, anti-overvoltage, short circuit proof, anti-high temperature and current limit protection [supply] support wide voltage, DC 12V ~ 24V charging port] [2 standard USB output interface, a wide range of applications [] DC 5V output voltage output current [] 1A / 2.1A, A total of 3.1A 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 Accessories] [Packaging Host * 1, * a certificate [Instructions] 1, the USB charging cable into the USB port two products, the products plugged into the car cigarette lighter, then the product three indicator lights, and then the USB cable the other end is connected with the digital products you 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 environments ● ● product away from children after being charged should be promptly allocate various types of digital products plug ● Battery differences exist, so the charging time is inconsistent