Tester pen 1.Material: 45# steel or Cr-V 2.Handle: made of PP & TPR injection 3.Magnetic tip 2 Ways use 4.Color box packing

Tester pen1.Material: 45# steel or Cr-V2.Handle: made of PP & TPR injection3.Magnetic tip4.Color box packing5. 2 Ways use

2 Ways voltage Tester pen