Sliding Whiteboard

描述

Product Description

An unique breakthrough using behavior in the sliding boards. 

The two boards will pass over each other when users slide up and down one of them.
Make your presentation more efficient and acting more briefly. The notes written on the boards won’t be missed anymore.
New patent: it have passed 10,000 times of sliding test.
Children or people who are in wheelchairs can use it easily and conveniently.