Description: Built-in fuse, safe charging design and cooling fan provide protection against overvoltage, overload, overcurrent, short circuit, undervoltage, overheat and short circuit. The product is more→not only a car power converter, but also can be used as a car adapter, cell phone charger, outdoor power supply and emergency power supply, etc. It is made of premium ABS, aluminum alloy and electronic component materials, which is compact and durable. The length of the product is 8.5 cm, the width is 6.5 cm, the height is 3.8 cm. It is suitable for any vehicle with 12V power output and is ideal for vacation, camping, work or travel. The USB port can charge most mobile phones and tablets at the