1、WIDELY COMPATIBLE: The keyboard is compatible with a wide range of systems and devices, including tablets, laptops, cell phones, etc. It is also compatible with for Android. 2、PREMIUM MATERIAL: Made of premium aluminum alloy and ABS, it is sturdy and dependable, not easy to be damaged, and can be used stably for a long time. 3、FOLDABLE DESIGN: It adopts foldable design to make it more compact and portable, easy to carry and store, convenient for users to use in different occasions. 4、TRIPLE BLUETOOTH DESIGN: It has a triple Bluetooth design, which supports three devices to connect at the same time. Users can switch between different devices with one key, convenient and practical. 5、LONG STANDBY TIME: It supports two hours fast charging and has a standby time of up to three months, which ensures long time use without worry. In addition, the keyboard is fully functional and provides a good using experience. Item Type: Portable Keyboard Material: Aluminum Alloy, ABS Battery Type: Li Battery (Built In) Battery Capacity: 160mah 1 x Portable Keyboard 1 x Charging Cable 1 x Instruction Manual 1 x Storage Bag