Mini Vector Network Analyzer 50KHz-900MHz Pantalla LCD digital de 2,8 pulgadas Pantalla táctil HF VHF UHF Analizador de antena Instrumento de medición de onda estacionaria
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.
