ZDD Retractable whiteboard teaching pointers and guide flagpoles, working on traditional blackboards, electric whiteboards, PPT, large display screens, are ideal pointers for school education or training courses. feel super good NOTE: The pointer does not support writing input on any display. Retractable and easy to carry and store, 7-section telescopic pole design, including handle position. Durable, portable, retractable, durable and not rust; Comfortable non-slip matte handle that is sturdy when fully opened and doesnt wobble; Perfect for teachers, guides, couch, presenters, professors, docents, leaders, salespeople, to effectively point out key information when presenting or teaching. It is suitable for teacher teaching, conference training, conference sand table, engineering command, actual command, sand table speech, coach teaching, outdoor activities, etc. Due to lighting issues, this product may contain chromatic aberration Colour: Black Size: about 1000mm long after stretching/about 210mm long after shrinking Quantity shipped: 2 pieces