Military standards for drop testing require that a product like Dux be able to maintain all operating functions after plummeting 26 times for a height of 4 feet. It passed. And that calls for the best drop of alla mic drop. Adjustable 180 infinity stand Adjust your iPad to view at the angle most comfortable for you with the smooth and sturdy built-in Infinity Stand. Additionally the stand can be used as a handle for teacher demonstrations. Smarter shortcut keys Convenient shortcut keys added for showing/hiding the keyboard, activating Siri, and screen captures. Additional shortcut keys allow adjusting brightness/volume and controlling media. Twice as smart Keep either your Apple Pencil or Logitech Crayon safely and conveniently stowed in the dedicated space cleverly designed for both. Fully functional trackpad Allows you to click, swipe, zoom, and scroll just as you'd expect from a trackpad. - Military spec protection - Passes the U.S. Military spec 810H drop test with rubberised TPU bracket for even the most accident prone among us - Bluetooth Keyboard - Pairs easily with iPad to provide seamless typing and trackpad experience - Spill and pry resistant - The ruggedised Dux Bluetooth Keyboard resists little spills & splashes as well as keys being pried off by curious little fingers or accidental snags - Up to 84 hour battery life - Over 80 hour bluetooth keyboard battery life per charge Main material(s) 100% TPU with polycarbonate Outer dimensions 10.35 x 8.31 x 1.02 in / 26.3 x 21.1 x 2.6 cm Weight 0.587 kg 1.29 lbs Compatible with iPad 7th gen/ 8th gen / 9th gen Model number(s) A2602, A2604, A2603, A2605, A2270, A2428, A2429, A2430, A2197, A2200, A2198