For an easily portable mouse you can use wherever you are, consider the Logitech M187 Mini Wireless Optical Mouse in red. Wireless The M187 can be used wirelessly wherever you take your laptop. By simply plugging the nano receiver into an available USB (Universal Serial Bus) slot, you can instantly start using your mouse with the laptop. Boasting the reliability of a cord, the 2.4 GHz wireless connectivity allows you a great deal of convenience & freedom by allowing you to use the mouse without being restricted by a wire which you have to carry everywhere with you. Extra-small design Capable of being carried around in your pocket, the M187 is an ideal choice for those who like to access their laptop while out & about. The nano receiver can be stored in the mouse when not in use for extra practicality, & the mouse is designed to be ambidextrous to make it appropriate for anybody to use. Powered by an AAA battery, the mouse weighs just 115 g & uses an optical tracking system, making it far more precise & accurate than a laptop trackpad. Lightweight & convenient, the Logitech M187 Mini Wireless Optical Mouse is an ideal choice for those seeking greater control while using laptops away from home or the office.