Please be informed that The Educational Technology Section has the Wireless presenter available for you to borrow for full-time Lecturers can borrow 3 years if broken can change new one and battery is aways available for change. If lose you have to buyback. Any teachers interested in equipment loans wireless Presenter, please sign your name at my table. Or contact by e-mail to apichat.pan@mahidol.ac.th; icpc@mahidol.ac.th