DualCheck™ Non-Contact Voltage Tester/GCFI Outlet Tester Category_Cleaning Tools & Supplies Variable output of 10

Variable output of 10

and pretensioned blades

Rubber cap keeps tumblers clean

Instant full brightness

For use right or left handed

DualCheck™ Non-Contact Voltage Tester/GCFI Outlet Tester Category_Cleaning Tools & Supplies Variable output of 10Engineered to specifications required by professional electricians the innovative 2 in 1 DualCheck Tester from Sperry Instruments saves you time and money, while providing quality you can trust. This patent pending dual ended tester incorporates 2 of the most popular testers used by electricians, inspectors, technicians and homeowners into a single unit. Engineered with an exclusive design and latest technology GFCI Outlet Tester on one end and a 50