This 3 in 1 charging unit is a great way to have all your charging needs in a way that you can carry them anywhere, this charger is small enough to fit into your pocket or purse. It makes it very handy when out and about to be able to have a charging USB connector right handy without having to carry lot of cords. This is an easy way to pack lighter if you are going on a trip also. just one USB unit to charge all devices.No need to carry any other cable when you are in a car, office or traveling.