Caseiopeia Ultra-Slim Mini Bluetooth 3.0 Wireless Keyboard for Tablets, Smartphones and Personal Computers (BTK-TAB-SIL) Easily pair any iPad, iPhone, Samsung Tablet, Android phone or PC. Function keys ensure quick access to shortcuts across many devices. Completely wireless keyboard uses Bluetooth technology to connect to your PC, Laptop, Tablet or smartphone. Ergonomic tilt gives better access to QWERTY style keyboard while providing comfortable typing. Compact and sleek design at only 15 mm thin, will easily fit the smallest working station or store in a bag when you're on the go. Lasts up to 700 hours of continuous-use, battery life and automatic sleep mode (requires 2 AAA batteries, not included). Easily pair any iPad, iPhone, Samsung Tablet, Android phone or PC. Function keys ensure quick access to shortcuts across many devices.