Go wireless with the GoFreeTech Wireless Mouse and Keyboard Combo, designed to be the perfect companion to any home or office computer solution. It connects with a 2.4GHz wireless nano receiver and requires no software with its Plug-and-Play technology. The adjustable 1600DPI mouse has two side mouse buttons and is designed ergonomically with an ambidextrous shape. The keyboard has 104 keys with comfortable chiclet keys and laser-engraved keycaps, ensuring maximum comfort as you type. This combo comes with batteries included so that you can start using it out of the box. Features: Ultra-slim keyboard and ergonomic mouse combo 2.4 GHz wireless nano receiver 104 Laser engraved keys Comfortable chiclet-style keycaps Ambidextrous mouse design with two side buttons 1600DPI Optical mouse sensor Durable combo with lasting click life Plug-and-Play technology Specifications: Wireless: 2.4GHz Keyboard Layout: QWERTY-US 104-key Click Life: 10,000,000 Keycaps: Laser Engraved Chiclets Working Voltage: 3.0V DC Working Current: ≤3.0mA Dimensions: 45.1 x 13 x 2.6 cm Mouse Type: Ergonomic Ambidextrous Buttons: Five (Including scroll wheel click) Side Buttons: Two Click Life: >3,000,000 DPI: 800-1600 (3 levels) Sensor Type: Optical Working Voltage: 0.9-1.6V Working Current: 7.0mA Mouse Dimensions: 11.8 x 6.45 x 4 cm What's In The Box: GFT 104-Key Chiclet Keyboard x1 GFT Ergonomic 1600DPI Mouse x1 Nano Receiver x1 AA Battery for Mouse x1 AAA Batteries for Keyboard x2 User Manual x1.