Harbor Freight Tools


6/12V Circuit Tester

Quickly check 6 and 12 volt systems with this reliable circuit tester

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Product Overview

This convenient circuit tester checks for shorts, grounds and open circuits on all 6 and 12 volt systems. The extra-long 42 in. lead wire lets you trace most wiring from end-to-end. The sharp point on the test probe can pierce insulation when necessary.

  • 42 in. lead wire
  • Needle point probe
  • Replaceable bulb

Important Information

  • This item is subject to a 20% restocking fee


Product Height
1 in.
Product Width
3-1/2 in.
Shipping Weight
0.15 lb.
Note: Specifications are approximate and subject to change


We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. Limitations apply.

Customer Reviews

Based on 290 Reviews

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Easy to Use100+

Great Value100+


92% of Customers Would Recommend This Item

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