Features: 1.The product is Keyboard, touchpad and laser pointer three?in?one multifunctional wireless keyboard. Complete settings to meet different touch needs. Mouse touch, multi-directional compatibility easy to use 2.Adopt 2.4G wireless technology, no cable, more convenient to carry. There is a mini interface, you can have data cable charging. Can turn on night mode, make watching movies at night more convenient .protect your eyes 3.Built?in backlight, multimedia control keys, multifunctional mini keyboard.Do no harm to your eyes, easy to operate. Mini keyboard mini but with great functions. 4.Mini interface with built?in rechargeable lithium battery, lithium battery 300mAh, long battery life. When fully charged, it can be used for a long time. Wireless keyboard with wireless receiver, show your advanced taste 5.There is FN function switch: Ctrl + Alt + Del (shared with Enter key), you can switch horizontally or vertically using the touchpad (FN + ALT). Diversified design, can be switched according to individual needs. 6.For Windows 2000 / IOS / Vista / 7Linux (for Debian 3.1 / Redhat 9.0 / Ubuntu 8.10 / Fedora 7.0) So so delicate Use stable transmission technology, you can operate within 10 meters specification:Item Type: Wireless Mini Full Keyboard 2.4GHz wireless mini QWERTY keyboard, touchpad and presenter combination Size: Length: Approx. 152mm / 6 in Wide: Approx. 57mm / 2.2in Instruction: Receive and send via USB, plug and play Battery Type: Polymer lithium battery Battery Capacity: 300 MAh System Support: For Windows 2000 / XP / Vista / 7 / Win CE/Linux /Android /os x PackageList:1 x Mini Keyboard1 x Charging Cable1 x User Manual 1 x USB Receiver NoteThe built?in lithium battery cannot be removed.