【Protective case】The hard shell protection material can protect your computer and personal belongings to the maximum extent
【Charge at any time】The computer bag can be used to charge your phone with your power supply, very convenient
【Internal waterproof bag】You can put your items in the waterproof bag, no need to worry about moisture
【20L large capacity】 3 layers capacity is enough to carry all your items, free your hands
【Stretchable】Open the outer zipper to widen the internal space, convenient for extreme use
The laptop backpack is fastened with zipper and buckle straps, you can open and close it as you like. The backpack's 180-degree opening allows you to quickly pass through security checkpoints. A built-in detachable charging cable makes it easy to charge your phone by connecting to a power bank, this tech backpack keeps your hands off the power bank. (not including power bank)