Extech TG20 Wire Tracer and Tone Generator

  • Extech TG20 Wire Tracer and Tone Generator
  • Identify wire pairs, check continuity & test telephone line polarity
  • 20 degree C to 550 degree C ( 4 degree f to 1022 degree f) in two ranges
  • Adjustable sensitivity control improves wire identification and eliminates false detection
  • Easily trace wires from source to termination