Important teaching tool: The teacher's retractable pointer stick is made of stainless steel shaft, rubber handle and soft white felt head, sturdy and non-shaking when it is completely open, it can effectively highlight key information, increase students' attention and improve teaching quality. 7-section telescopic design: 7-section teaching pointer can be adjusted for length appropriate according to your needs, each section is tightly connected, sturdy and will not shake. The shrinking length of the telescopic pointer stick is 21cm and the extending length is 100cm. Wide application: the telescopic pointers suitable for teachers, coaches, speaking, conference, sales staff, tourist guides, trainers, etc. present information.Screen compatible contact head: the front contact head of the pointer stick is made of replaceable soft felt which will not damage the screen, suitable for traditional blackboard, electric whiteboard, computer touch integration machine and integrative television.Comfortable non-slip handle: the handle of the extendable telescopic teaching pointer is made of frosted soft glue which has excellent hand feeling and non-slip, comfortable and durable, sturdy when used. it is fully open, not shaking. Note: The data are all manual measurement, please allow 1-3cm error, due to the light and display difference, there will be some color difference, depending on the physical item received.