All-day comfort Ergonomic design promotes neutral hand position. Long battery life Holds a charge for up to 15 months. Connect up to three devices And switch seamlessly between them. Natural hand position Featuring a soft, easy-to-grip thumb rest for added comfort. Smooth and precise Machined aluminum scroll wheel, teflon base, and precise tracking sensor allow for easy navigation on a variety of surfaces. Office BlueTrack 2400 DPI Peach Right-hand Bluetooth 10 m Scroll type: Wheel Buttons quantity: 5 Power source: Batteries 2 AAA Alkaline
