Logitech M280 Comfort Plus Wireless 2.4ghz Mouse.

Design: Features an asymmetric, sculpted shape with a soft rubber surface designed for a natural, comfortable grip for the right hand. Battery Life: Offers up to 18 months of battery life. Connectivity: Uses 2.4 GHz wireless connectivity with a plug-and-play nano receiver. Sustainability: Made with 76% recycled plastic. Translation 18M Battery life Connect in seconds Logitech