The Logitech Marathon Mouse M705 is a wireless mouse that lasts up to three years on a single set of batteries. Forget the inconvenience, costs and waste generation associated with changing batteries. You benefit from a battery life of up to three years. Logitech Unifying Receiver: This compact wireless receiver stays plugged into your laptop and lets you add devices when you need them. Ultra-fast scrolling: just one try and you'll never want to hear about ordinary roulette again.
• Extended battery life
• Small wonder
• Like clockwork