This portable folding wireless Bluetooth keyboard is combines with mobility and usability. With the ultra-thin, compact, and fashionable design, you will feel comfortable and free to type. Magnetic folding design allows it to be easily put into your bag, you can easily take it everywhere you want. Features: Compatible with 3 Major Operating Systems: for iOS / Android / Windows, this Bluetooth folding keyboard was designed to work for iPad/ iPhone, Android, Windows tablets, PC and for Windows Phone. Pocket size with protective case as a stand for tablets and phones: Compact size and lightweight, this Bluetooth foldable keyboard also includes a protective case that doubles as a desk stand for your tablet or phone, perfect for carried and packed. Bluetooth Smart Connection: Built-in advanced Bluetooth module with an operating range up to 30ft (Open Space), enables a stable connection with no delay, consuming less power. Ergonomic & Full Size Keyset Designed: Comfortable typing, the key locations are the same as most of the laptop, little learning curve to adjust fingers to this mini-keyboard. Long Time Battery Life: Built-in rechargeable lithium battery with 110mAh capacity of the folding keyboard lasts for 100 days for standby, and up to 40 hours for play time. Specifications: Color: White (for case) silver (for keyboard) Material: Aluminium alloy (for keyboard case) plastic (for case) Size: 84 * 293mm (unfold size), 145 * 19 * 84mm (fold size) Model: FK228 Type: Bluetooth keyboard Interface: Standard MICRO interface Effective operating range: 10 meters / 30 feet (Open space) Modulation method: GFSK Working voltage: 3.0-4.2V Working current: < 2.5ma Sleep current: < 40a Charge current: 200mA Standby time: 100 days Charging duration: