Logitech’s M705 Wireless Marathon Mouse for Mac/PC has an insane 3-year battery life: $20 Prime shipped (Reg. $30+)

Reg. $30+/$20

Amazon offers the Logitech M705 Wireless Marathon Mouse for Mac and PC for $19.99 Prime shipped. Also at Best Buy. Today’s deal is a 50% discount off the original price, down $10-$15 from the regular going rate and an all-time low. Rated 4.1/5 stars by over 2,500 Amazon reviewers.

Features:

• Compatible with Windows XP, Windows Vista, Windows 7, Mac OS X 10.4 or later
• Hyper-fast scrolling lets you fly through long documents and Web pages
• The sculpted, right-hand shape guides your hand to a naturally comfortable position
• Logitech Marathon Mouse M705 uses less than half the power of comparable wireless mice
• The tiny Logitech Unifying receiver stays in your notebook

Here’s a wireless mouse that keeps on running—not just month after month, but for years. The Marathon Mouse M705 uses less than half the battery power of comparable wireless mice, so you can keep powering through the task at hand without missing a beat. One plug-and-forget USB receiver stays in your notebook and let you connect up to six Unifying- compatible devices like keyboards and mice. Here’s a wireless mouse that keeps on running—not just month after month, but for years. The Marathon Mouse M705 uses less than half the battery power of comparable wireless mice, so you can keep powering through the task at hand without missing a beat.