I bought this because I was going to be a training instructor, but it turned out I couldn't move from the podium, so I don't need it anymore and am selling it (embarrassed). It's around 2300 yen on Amazon. Product Description [Dimensions] 35 x 16 x 263mm [Length] 220~1150mm [Type] Large This is a functional, extendable pointer. It's convenient for explanations in seminars, meetings, and classes.