SnowLizard SLXtreme Case for iPad 4 Watertight rubber seals tested to be waterproof up to 2M/6.6ft VESA Mount System Compatible (75mm) Rated 810-G, drop-proof up to 2m/6.6ft, polycarbonate exterior, rubberized side grips, double-locking latch Integrated 10,200 mAh battery with in-case USB charge and sync