The Logitech Pebble M350 Wireless Mouse features an ergonomic design that makes it ideal for hours of comfortable use. It comes with a long battery life of about 18 months, powered by 1 AA battery so you can use it at ease without having to worry about changing the batteries. This mouse comes with an auto-battery saving sleep mode which extends its life further. It comes in a small and portable size so you can work anywhere. Moreover, its high precision optical tracking also makes it a perfect choice.