Type：SM-280

Mac • Optical • PC • Scroll wheel • USB

Full-fledged optical performance in a smaller, contoured shape that easily fits left or right hands. This mouse is compact enough to take anywhere, comfortable enough to use as your primary mouse. Fully customizable yet simple to set up, it plugs easily into both PCs and Macs.

Type：SM-160 Optical

Mac • Optical • PC • PS/2 • Scroll wheel • USB

fits comfortably in either hand and delivers 800-dpi optical precision that's twice as fast and accurate as standard optical mice. It glides across almost any surface without a ball or other moving parts, letting you decide where and how you work.

Type：SM-180 Optical

Mac • Optical • PC • PS/2 • Scroll wheel • USB

Use it on just about any surface because it records motion optically with an ultra-precise sensor instead of with a ball, so there are no moving parts to break or get dirty.

Type：SM-160

Mac •  PC • PS/2 • Scroll wheel • USB

fits comfortably in either hand.Ramber 5 sensor,420DPI，65 grid wheel

Type：SM-180

Mac •  PC • PS/2 • Scroll wheel • USB 

fits comfortably in either hand.Ramber 5 sensor,420DPI，65 grid wheel

Healthy warm Mouse

Spaceflight technology,carbolic fibre electrothermalcomponent