Wireless Bluetooth Keyboard Ultra Slim Aluminum Bluetooth Keyboard with Dedicated Buttons IOS Windows Android and 300 Hour Battery Life. Wireless Bluetooth Keyboard for iPad iPhone Computer Mac PC Laptop Desktop Samsung and Anything with Bluetooth Connectivity Incorporated lithium battery provides for 300 hours of uninterrupted usage, while auto-sleep feature saves power and ensures you get the most out of every charge. Comfortable Keys: Type quietly and effortlessly on comfortable, low-profile keys. Comfortably compact: Great for tight workspaces-the standard layout you're used to in a space-saving size Ergonomic design, compact and light weight. Auto sleep feature ensures you get the most out of each charge.