Material : Plastic Compact and portable Dual wireless connectivity to freely switch between Bluetooth and 2.4G modes Dual-function to easily switch between mouse and presenter modes Dual Mode Wireless Bluetooth Touch Mouse Dimensions : 4.5 x 7.5 x 2 (inches) Operating Systemwindows 8.1 The Dual Mode Wireless N700 Mouse is perfect for those who give presentations regularly. The Lenovo Wireless N700 Mouse is a slim and mobile option for on-the-go productivity. The three button device connects through a nano-dongle that uses 2.4G wireless technology or Bluetooth, for ease of control, as well as a laser sensor for precision tracking. The N700 also has a touch sensitive bar that is optimized for Windows 8.1 and recognizes the most common and useful one finger gestures. Brand Lenovo SKU LE599EL0EM0T0NAFAMZ-185647 Mouse Type Optical Mouse Connectivity Wired Model 888015450