Features: 1.Foldable Design: Double folding and slim pack sizes, ergonomic style is specially designed for convenient and portable daily use. 2.System Connection: Intelligent and professional design can be compatible with multiple systems and support multi device use. 3.Supported Versions: Keyboard supports a Bluetooth function of mobile phones, tablets, notebooks for ease of use, support for WindowsXP, for Windows7 8 or newer. 4.Sensitive Using: Upgraded keys provide quiet and comfortable typing, allowing you to focus on your work and be more productive. 5.Luxury Gift: Wireless keyboard appearance is smooth and luxurious, suitable for travel, and also the best gift choice for friends or family. specification:Item Type: Foldable Bluetooth Keyboard Material: ABS Bluetooth Version: 3.0 Operation Time 140h Built in Polymer Lithium Battery: 120mAh PackageList:1 x Keyboard 1 x User Manual 1 xConnecting Wire