Logitech wireless mouse m705 lets you power on and on it uses far less power than comparable wireless mice from other companies so yoursquoll go up to three full years between battery changes and it uses a tiny wireless receiver that stays plugged in to your computer so your mouse is ready to go ndash whenever wherever and for as long as it takes plus hyper fast scrolling means yoursquoll fly through long documents to find what you need in a flash laser tracking means yoursquo