1byone Foldable Bluetooth Keyboard, Portable Bluetooth Keyboard for iOS, Android, Windows, PC, Tablets and Smartphone, B

Foldable design - Made of excellent aluminium material,ultra slim foldable design and pocket size. Folding size: 5.8*3.5*0.7, Open size:9.9*3.5*0.2.
Compatibility - QWERTY layout with hot keys, Compatible with iOS/Mac OS, Android, Windows and most bluetooth-enabled devices
Battery - Built-in 210mAh rechargeable lithium battery, works for 64 hours continuous use or 114 days in standby mode, less than 4 hours charging time.
Easy to use - Magneitc switch, smart auto ON/OFF feature. Fast pair with your device by pressing Fn+C.
Bluetooth performance - Using the American broadcom bluetooth 3.0 chip, providing high speed connection and signal distance up to 33ft (10m).