Features: Waterproof and shockproof design: specially designed for outdoor and harsh environments, it has excellent waterproof and shockproof performances, which can effectively protect your precision instruments and tools from damage. Multi functional storage: The internal space is flexible and adjustable, suitable for storing various tools, instruments, and accessories, allowing you to easily achieve classified storage and improve work efficiency. Wear Resistant: Made from ABS, resistant to impacts and corrosions, ensuring durability under various conditions and suitable for long-term use. Convenient Handheld Design: Equipped with a user-friendly handle, it is easy to carry and can be easily moved even when fully loaded, suitable for use in various occasions such as construction sites and travel. Locking and sealing systems: Designed with a safe lock buckle, it can effectively prevent accidental opening, ensures the safe of the contents, and have good sealing to prevent moistures and dusts from entering. Specifications: Component:ABS Size:Approx.31.8cm/12.48''x21cm/8.27''x935cm/3.74'',30.7cm/12.09''x27cm/10.63''x9.5cm/3.74'',30.7cm/12.09''x27cm/10.63''x13cm/5.12'',35.7cm/14.06''x27cm/10.63''x12.5cm/4.92'',35.7cm/14.06''x27cm/10.63''x17cm/6.69'' Package Includes: 1Piece Digital Storage Bag note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.