Accurate Tester
For use on 120VAC circuits, warns against faulty wiring in 3-wire receptacles. Tests for correct wiring, open ground, reverse polarity, open hot, open neutral and hot/ground reversed.

Easy-To-Read Wiring Configuration Testing
Compare the bulbs lit to the legend on the product label to determine the wire condition. If mis-wired condition is found, stop any further testing and consult a qualified electrician.

Gfci Testing
Test light indicates activation. GFCI must trip. If GFCI does not trip, consult an electrician. If it does trip, reset and insert into the receptacle. Activate test button for minimum 6 seconds. Visible indication must cease when tripped.