Feature:1. WITH STAND: keyboard stand can be placed on the phone, tablet, more convenient operating, compatible with a variety of systems, support for Android, for Win.2. ONE KEY SWITCHING: Three device connection, one key switching, you can switch and connect devices via Bluetooth at any time.3. QUIET OPERATING: The Pocket portable keyboard is built with quiet scissor feet for quiet and comfortable operating.4. ALUMINUM ALLOY BOTTOM CASING: The bottom case of the keyboard is made of aluminum alloy, which is thin, lightweight and hard, and is highly resistant to drops.5. LONG BATTERY LIFE: The keyboard has a built in 160mAh Li Polymer battery that provides long continuous working time, compact size, easy to carry.Specification:Item Type: Folding Bluetooth KeyboardMaterial: PC, ABS, Aluminum AlloyBuilt in Polymer Lithium Battery: 160mAhCharging Time: 2 HoursContinuous Working Time: 50 HoursBluetooth Version: 3.0Keystroke Life: 3 Million ClicksWorking Voltage: 3.0-4.2VProduct Size: Approx. 202.5 x 89.2mm / 7.97 x 3.51inSupported Systems: for Android, for Win.Package List:1 x Keyboard1 x Charging Cable1 x Carrying Bag1 x User Manual