It is also very lightweight and the grip is tightened with expandable rounded. Although it is said that it can load 4.5A at once, it depends on the capacity of your cigarette lighter outlet. Some do not reach over 3A, so check your vehicle. It will load anyway. It's also nice to know that the circuit is designed so that there are no problems of overheating, overvoltage or overload. In addition, charging stops automatically when the battery is full. It is a bit more expensive than average, but again, there are not many chargers that can match it. Product supplied to the minutes.