Compatible with for Android/Windows system/IOS, suitable for PC/tablet and Android phone/tablet that is Bluetooth enabled. Comes with touchpad. ^^ Ultra slim, lightweight compact design allows easy storage and use when traveling. ^^ Built-in 280mAh rechargeable Li-polymer battery provides 90 hours of continue working time on a full single. ^^ Made of highgrade plastic materials, the low keys offer quite and comfortable typing. ^^ The words on the keyboard with UV film treatment will not fade, "X" Scissor Switch Mechanism, high sensitive switch,, good hand feeling ^^ ^^ ^^ ^^ ^^