When portability is the priority, the Sabrent MS-WSML is the answer.
Our reliable, comfortable and easy to use USB 2.4GHz Wireless mouse is the perfect solutions for traveling.
It's slim design easily fits in a bag or briefcase.
The multifunction scroll wheel allows for scrolling and zoom, and the optical sensor is designed for high precision.

Features:

• High-definition (1200 dpi) optical tracking enables responsive cursor control for precise tracking and easy text selection
• plug and play: no software needed, just connect the nano receiver to your PC and go
• Ultra portable design
• Works with Windows XP, Vista, 7, 8, 8.1, 10 and Mac OS X

System requirements:

• Available USB port.
• Windows: XP/Vista/7/8/8.1/10 (Both 32-bit & 64-bit versions) MAC: OS X.
  
  What's in the box? 
• Mini 2.4GHz Wireless Mouse
• Carrying Case.

Warranty information: 

• 1 year limited warranty. 
• When you register your new Sabrent product online within 90 days of purchase, your standard 1-year warranty coverage is extended to 2-years.