• TEST OUTLET WIRING - Outlet testers plug into any standard three-prong 120V outlet to test wiring condition. Quickly identify issues including open ground, open neutral, open hot or reversed wiring.
• GFCI TESTING - Separate test button provides the ability to test GFCI outlets for proper operation.
• NON-CONTACT VOLTAGE TESTING - Hi-vis 360° LED displays presence of voltage without touching bare wires.
  No need to carry separate tools for voltage detection and outlet testing.
• COMPACT DESIGN - Easy to carry and store in a tool box or bag.

NOTE: Uses one LR44 Battery \[K-M No. 83-697\] (included).