Bought online but have never used.

Promate Clix-8 Ergonomic 2.4GHz Wireless Mouse.

The Promate Clix-8 is a next-generation wireless optical mouse that works on any surface thanks to its use of an 800/1200/1600 DPI optical sensor. It is lightweight, portable, and extremely accurate. It comes with a bundled nano USB receiver that offers a plug-and-play functionality and gives it a working range of up to 10 meters. It's perfect for both home and office use.

Features: 10m Working Range You can keep it in your hand even as you move away from your desk thanks to its wireless capabilities.

Precision Tracking: The high-definition optical sensor with dual DPI which can be changed at the click of a button tracks the mouse's movements with smooth accuracy for optimal performance and productivity.

Plug & Play: Simply insert the wireless USB receiver into your device and you'll be up and scrolling quickly as the mouse driver will download and install automatically.

Nano Receiver: The tiny receiver stays in your notebook or desktop without affecting other USB ports.

Ergonomic Contoured Shape: The compact, ergonomic design helps keep you comfortable wherever you want to use your laptop-at home, at work, or on the go.

2.4GHz Wireless Connection

Using a compact nano receiver, provides the ultimate freedom and mobility for your mouse with a completely reliable wireless connection so you can always be productive.

Highly Compatible: Compatible with Windows(R) and Mac(R)

Tech Specs: Wireless Range - 10m Battery Type - 2xAAA Sensor Resolution - 1600 dPI

Ann questions please feel free to ask :-)