This Nitecore CARBO 20000 powerbank is a really lightweight, super small powerbank. It only weighs 295,5 grams and yet has a capacity of 20,000mAh. This powerbank features a ´Unibody Shell Construction´. That means that the body of the powerbank is made from one piece of CFRP (Carbon Fibre Reinforced Polymer). As such, the powerbank is incredibly strong yet lightweight. Perfect for when you´re travelling or backpacking!