Fintie Ultra Slim Wireless Bluetooth Keyboard for iOS, Android, Mac and Windows inclu. iPad, iPhone, Samsung Galaxy, Google Nexus, Microsoft Surface, HP and other Bluetooth Devices [Retail Packaging] Long-Range: Bluetooth 3.0 technology provides a cable-free & clutter-free connection within distance up to 33ft/10m. Cross-Compatible: Works with iOS, Android, Mac and Windows tablets and smartphones Slim and Light - Compact size (11.2 * 0.7 * 4.7 in) and light weight (9.6 oz) allows easily carried and packed backpack, message bag or case. Long Battery Life. Uninterrupted usage for 30 days and automatic sleep mode saves power and ensures you get the most out of every battery changes. Powered by 2 X AAA Battery ( Not Included) The split keys and scissors switches will make your typing as comfortable as that on a laptop.