Buy the AMES Electrical Receptacle Tester with GFCI Diagnosis (Item 63929) for $3.99 with coupon code 39706180, valid through February 29, 2020. See the coupon for details.
Compare our price of $3.99 to Klein Tools at $15.99 (model number: 3553997). Save 75% by shopping at Harbor Freight.
The Ames Electrical Receptacle Tester checks GFCI outlets for proper operation and checks for seven wiring conditions overall. Simply place tester in outlet. Press black “overload” button to test circuit interruption.
The AMES Electrical Receptacle Tester with GFCI Diagnosis (Item 63929) has a 5-star rating on HarborFreight.com. To see our newest coupons, visit go.harborfreight.com.