Медициские Товары - Фармацевтика / Китай Запросы

WizTouch Air Series Optical Interactive Whiteboard 1. Good performance: Great writing effect, fast response and accurate operation; 2. Never be your burden:Small size and super light, even can be convenient to carry in the pocket. 3. Nonstop Working condition: It can work on the normal whiteboard, projection screen, or any white wall. 4. Small size: The size can even be 150”. Easy to use in office and classroom.