1.TriFolding Bluetooth Keyboard: Connect up to 3 devices (NOT simultaneously). Compatible with Windows, Mac OS, iOS or Android device, Compatible with Windows, Android, Surafce, and iOS systems, it can be connected to various devices such as smartphones, iPhones, iPads, and PCs. Notes: this is the QWERTY US layout with slight differences from QWERTY UK layout. 2.Mini Keyboard with Touchpad: In addition to a standard keyboard layout, travel bluetooth keyboard also features an integrated touchpad. The touch pad multifinger function can use different touch gestures of fingers on the touch pad to quickly open the multifunction instructions of the device, such as zoom, switch windows, open browsers, etc. NOTE: The touchpad does not work with systems below iOS 13.4. 3.Rechargeable battery and longterm operation: The builtin rechargeable battery of the foldable Bluetooth keyboard can be used for 40hour continuous operation or 90day standby. The automatic sleep mode allows you to make maximum use of the power.Folding Size 5.98'*3.81'*0.47'(152*97*12 mm), it will easily fit in your briefcase or laptop bag. Ideal for a short business trip or a weekend getaway. 4.ScissorSwitches Quiet Typing: The quiet and responsive scissor switches lowprofile keys offer fluid, laptoplike efficiently typing. A wireless foldable keyboard that remove over 90% of disruptive sounds and keep the familiar typing feel. 5.Package Contents and : Included in the package are the foldable Bluetooth keyboard, USB charging cable, and user manual. We offer a 24month .