The handle adopts a unique grinding process, non-slip matte handle, waterproof and comfortable, does not hurt the hand, is solid when fully opened, and does not shake. The soft round tip will not damage the screen, you can use the pointer to point at any projection screen. Without lasers and light, there would be no pens. The whiteboard pen is small and doesn't take up space, so you can take it with you anywhere. The pen comes with a lanyard for easy hanging. A must-have accessory for teachers.The whiteboard pointer is suitable for teachers, coaches, lecturers, lecturers, suppliers, tour guides, trainers, etc. They are widely used in traditional and electronic whiteboards to effectively flag key information when presenting or teaching. Note: The data is all manual measurement, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference, depending on the physical object received.