2 in 1 Multifunction deign: Ballpoint Pen +Teacher's PointerThe teaching pen is scalable, suitable for close teaching.Take off the pen cap, it can be used as a ballpoint pen, writing fluency.Pen-sized and lightweight that you can put it your pockets or handbag.Ideal presentation tool, widely used in the teacher teaching, and academic meetings occasions.
Regla del buscador del ángulo del transportador de la pantalla digital electrónica 2 en 1 Reglas de escala métrica multifuncional de 360 grados en pulgadas
