Logitech M305 Tilt Wheel Wireless Optical Mouse with Nano Receiver for $19.99. Here is a screenshot for your reference. Shipping is free on orders over $25. If needed, use this Filler Tool to pad the order to qualify for free shipping. This wireless mouse has a nano receiver small enough to stay with the laptop without the need to be unplugged and claims to have a 6-monthe battery life on a single AA battery. As a comparison, Best Buy currently has it on sale for about $29.