Tool Mart, Inc. ships from Mississippi

24 Volt Auto Electrical Wiring Test
24 Volt Auto Electrical Wiring Test

24 Volt Auto Electrical Wiring Test

BRT-AT24

Regular price $14.95 $7.95 Sale

  • Humming sound indicates voltage being detected.
  • Connect the clamp to a negative contact 
  • Connect the tip of the tester to a positive contact.
  • A red or green light on the tester will turn on and a humming sound will indicate that current is present.
  • The light bulbs act as a diodes allowing current to flow in one direction only to avoid a back flow or shock. 
  • TMI560