A4-D-320

DustFree mouse, 3 buttons, USB, black

• The Revolutionary Holeless Engine
• This new generation of “Holeless Engine” mice have a completely closed bottom, without any sensor opening. This prevents dust and liquids from entering and compromising the pinpoint precision.
• This innovative new sensor technology boosts up image contrast and filters out all undesired scattered light. The results, a dramatically increased pointer precision and prolonged mouse lifetime.