Features: 1.Supports wireless operation, quick pairing with effective working range within 10M. 2.Ultra slim keyboard and pocket mouse, very portable and lightweight, easy to carry and store. 3.Suitable for various kinds of devices that features bluetooth function, suitable for notebook, desktop, smart TV, STB, etc. 4.2*AAA batteries (Not Included) for keyboard, 1*AAA battery for mouse, energy saving for ling time use. 5.Plug and use, convenient to operate. The pen mouse supports adjustment of DPI, 800/1200/1600 available. specification: 1. Adopt good quality ABS, it's of nice touching texture and durability. 2. Supports wireless operation, quick pairing with effective working range within 10M. 3. Ultra slim keyboard and pocket mouse, very portable and lightweight, easy to carry and store. 4. Suitable for various kinds of devices that features bluetooth function, suitable for notebook, desktop, smart TV, STB, etc. 5. 2*AAA batteries (Not Included) for keyboard, 1*AAA battery for mouse, energy saving for ling time use. 6. Plug and use, convenient to operate. The pen mouse supports adjustment of DPI, 800/1200/1600 available. s: Material: ABS Color options(color of kyboad + mouse): Gold+Red, White+Blue, White+Grey, White+Red, Black+Red, Black+Blue, Black+Grey Pen DPI: 800/1200/1600 Receive Range: 10M OS: for Windows Power: 2*AAA batteries for keyboard, 1*AAA battery for mouse (Not Included) Size: Approx. 28.5*12cm/11.22*4.7in Weight: Approx. 475g Package List: 1 * Keyboard 1 * Receiver 1 * User Manual 1 * Pen Mouse 1 * Pen Holder