1.Hard-shelled protective case designed for carrying test instruments, cameras, tools and other accessories.2.Shock and impact-proof exterior for the maximum protection of your products.3.Foam inserts are fully customizable to perfectly fit your need4.Equipped with two secure key locks, the brief case ensures the laptop and documents in the aluminum briefcase more security, so that your journey is more assured.5.The pressure-reducing and vibration-reducing chronic rebound handle, made of high qualified zinc alloy material, enables the laptop briefcase with locks more bearing capacity, more convenient and comfortable to carry.