MK710 Wireless Keyboard and Mouse Combo is where comfort and productivity go hand-in-hand. The up to three-year battery life for both keyboard and mouse makes this combo so hassle-free you just might forget it uses batteries at all. With Incurve keys and a cushioned palm rest, this low-profile keyboard almost feels like its custom-made for you. Both keyboard and mouse are connected via the Logitech Unifying receiverthe tiny, wireless receiver that stays in your laptop and lets you add devices as you need them.