Microsoft Comfort Mouse 4500
Microsoft Comfort Mouse 4500 is currently not available.
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Tech specs

Required Input Device USB port
Required Operating System Windows 7, Vista, XP (excluding Windows XP 64-bit)
Other System Requirements Two AA alkaline batteries required (included); Internet access required for certain features. Local and/or long-distance telephone toll charges may apply. To add 4-way scrolling, download Microsoft IntelliPoint at https://support.microsoft.com/en-us/topic/mouse-and-keyboard-center-download-f5b10905-7887-eedb-2f1c-d0737a36a3b2?ui=en-us&rs=en-us&ad=us