SunPack is a backpack that is especially suitable for today's smart mobile life. It is equipped with a solar panel on the front and a USB port on the side. Whenever there is light, it can be used to charge various electronic devices, and it can be used to ensure its own power. Eco-friendly. With RFID security function, it can prevent reading the card information from the outside. At the same time, the backpack zipper needs 3 passwords to open, and the safety performance is quite good.