The Slim Metal Power Bank compact size of this product is designed to be fit in pockets, allowing for portability and easy access. It is safe for children and is multipurpose for situations more than just out of power on your devices. Customers can also use this at different situations such as camping, backpacking, hiking, hurricane and earthquake emergencies, etc. The portable charger is easy to charge as customers just need to connect the power bank to the outlets with.