Rii i4 Mini Wireless Keyboard Bluetooth & 2.4GHz Dual Modes Handheld Fingerboard Backlit Mouse Touchpad Remote Control Compatible with Windows / Android

Features:
Scroll through long documents or web pages faster and easier with this wheel, same as using your mouse, enjoy unique scrolling experience.
It can be used on devices like smart phones, pads, and TV box with BT function; and for those PC or TV box without BT support, you can use 2.4GHz USB receiver.
Supports multi-finger functions, a single finger click as left mouse click, two-finger click as the right mouse click, double finger drag as the rolling screen.
Large compatibility, suitable for Windows, for Mac OS, Linux, Smart TV, and Android system.
Mini size, easy to carry. With 2 levels brightness backlight, you can use it at night.
Note: BT connection supports Windows 8 6.0 and above.