【 4 in 1 Multifunction】:Rii k02+ have unmatched 4 major advantages: Bluetooth Wireless QWERTY keyboard &Touchpad combo& LED backlit Laser Pointer in one body , not only can be a really portable keyboard for Smartphones PC Notebook( mini size easy to carry), but also can be used as a remote control for smart TV at home. also can remote projector , And built-in laser pointer indicator function, more convenient to use in the work room 【Touchpad&QWERTY Keyboard】:Rii X1 with QWERTY keyboard and ordinary keyboard layout, main feature buttons: home, page up/down, volume control, ctrl+alt+dlt, ESC, search, and more, Ultra sensitive touchpad with 90 degree flip design, A single finger click as left mouse function two-finger click as the right mouse function double finger drag as the rolling screen. 【 Laser Pointer Backlit】:Built-in laser pointer function, especially suitable for use in classrooms, conference rooms, and other screening rooms ! backlight choose make easier to use in the dark! built-in Rechargeable polymer Lithium-ion battery. Auto sleep and wake-up function make the battery more durable and avoid the trouble of changing the battery frequently ! 【Bluetooth&2. 4G Wireless】:Rii advanced wireless Bluetooth technology with 2. 4G USB Receiver that delivers anti-interference and reliable connection. Perfect for , Pad, Notebooks, Android TV Box, Google TV Box, Xbox 360, PS3, HTPC, IPTV. Compatible with Amazon Fire TV and Fire TV Stick. Enjoy up to 15m operating distance. No matter on sofa or in car, remote your smartphones or smart tv or computer with the wireless backlit keyboard anytime and anywhere! Style:Upgraded K02+laser pointer Features: 4 in 1 Multifunction: Wireless Keyboard + Touchpad + Backlit Laser Pointer Highly advanced Bluetooth mad RF 2.4G wireless technology that delivers anti-interference and reliable connection , you can pair with your devices with Bluetooth or 2.4G USB receiver ! QWERTY Full-function Mini Keyboard. Ultra sensitive touchpad with 90-degree flip design. Built-in rechargeable polymer Lithium-ion battery. Auto sleep and wake-up function of the keyboard. Can be used for Smartphones, PC, Notebook, Smart TV, HTPC, Android TV BOX, PS3, XBOX, etc. Ergonomic design, compact and light weight. Specification: Dimension: 151*59*12.5mm Weight: 100g Operation Temperature Range: up to 25M Battery Type: Polymer Lithium-ion Battery Standby Time: 500-700 hours Transmission power: maximum +4dBM Charging Voltage: 4.2V - 5.05V Charging Current: System Supported: HID compatible device USB port Windows 2000 Windows XP Windows Vista, Win CE, Win 7, Win 8 Linux(Debian-3.1, Redhat-9.0 Ubuntu-8.10 Fedora-7.0 tested) Android OS (With standard USB interface) Package includes: 1 x Wireless keyboard 1 x Wireless Dongle/Receiver 1 x Charging data cable 1 x User manual Note: The USB Receiver (dongle) is inside the keyboard as the picture shows. Your device need an USB jack in order to operate with the mini keyboard.