Silent, small, and without LED lights, this multiclick optical wireless mouse is perfect for a quiet office environment. Ergonomically designed with right hand orientation. Latest Bluetooth 3.0 communication protocol makes it compatible with all Bluetooth-enabled desktop and laptop systems. Features: Bluetooth 3.0 wireless technology Built-in receiver Wi-Fi range: 10m Hand orientation: right hand Two side buttons (forward, backward) Ergonomic design Silent, without LED light Battery type: 2x AAA (not included) How to connect: Install the batteries and turn on the mouse. Hold left, mouse wheel, and right buttons until you see the message "Bluetooth device initiated" on your screen. Search for the mouse in the Bluetooth devices list and click to connect. Note: If the device is not Bluetooth enabled, please use with a Bluetooth adapter.