The type 4000 outdoor case by B&W is a moderately large size case which comes, ready for use in harsh environments and rugged terrain. Much larger in size than the type 1000 and 2000 models, It is ideal for the protection & safe transport of measuring devices, surveying instruments, batteries, cameras, other recording equipment etc. Manufactured from high impact resistant polypropylene, this spacious case can take what ever you throw at it. The plastic can withstand temperature ranges of -30°C to +80°C, as well as having a unique stackable design allowing for easy transport of quantities if needed. Each case is also 100% waterproof to depths of 5 meters as well as dust proof, required especially if you are working in arid environments. The high impact plastic makes the case robust to shock and has been test dropped from heights of 3 meters on to solid concrete. If all of that isn't enough, the type 4000 outdoor case by B&W also comes with a 30 year warranty as standard with all of their products. If you are in the surveying, mining, forestry or construction and even media/filming industries, then this case is just the item you need to keep all of your sensitive equipment together and safe.