Keycup printing:OtherKeycup material:PBT plastic Switches Hot swap:YES Switches manufacturer:Torpe Backlight Type:No backlight Full Size keyboard:No Package:Yes Wrist Support:No Style:Standard Interface Type:USB Operation Style:MEMBRANE Language:English Keyboard Standard:Mini Keyboard Application:Desktop,Laptop,Tablet Type:Bluetooth Wireless B.O.W Model:HB191 Origin:Mainland China Certification:CE Ultra mini Bluwtooth keyboard, Aluminum alloy Foldable Metal Collapsible Keypad With Stand, 3 Bluetooth Devices supported Best Mini Bluetooth keyboard Size for iPad mini Works with Android /Windows Tablet/Smartphone 1. Mini bluetooth wireless keyboard withHidenstands to hold and prop up your device, can use your tablets and smart phones at an ideal viewing angle. 2. Can connect 3 bluetooth devices (Enough memory for three separate Bluetooth devices), which give you the better experience 3.Strong Compatibility and Stability:Supports and Switch easily to three Major Operating System Devices 4.Aluminum Alloy Housing with Stand: Unlike other similar design plastic keyboard, this bluetooth keyboard housing is made of ALUMINUM ALLOY makes it smooth and luxury. 5.Portable Design:Open Size:202.5* 89.2*5.5 mm",Closed Size: 202.5 x 46.51 mm, Convenient to carry it in your pocket/Backpack/Messenger bag/Cases. Travel 6. Comfortable Keys:This Ultra thin keyboard provides you with very natural and pleasing typing experience. More than 50 hours of effective usage time for Every full charging Specification: 1. Built-in USA BROADCOM Bluetooth module 4.0 2. Suitable for Android & Windows & IOS systems tablets, smartphone, etc 3. With two hideable and 90 degree rotatable stands,can hold devices in a perfect angle. 4. Foldable design,convenient to carry. 5. With 3 Bluetooth devices’ memory,easy to change among them. 6. MICRO USB interface, easy to charge. 7. Built-in rechargeable 160mAh lithium battery. 8. Light weight ,quiet keystrokes. 9. Energy saving keyboard in sleep mode. 10. Front: Plastic . Backboard: Aluminum alloy. Stands :Plastic. 11. Item weight: 165 g What you get: 1. 1x mini bluetooth keyboard 2. 1x user's instruction