• Ingenious receptacle tester instantly shows circuit status for individual outlet
• Three-light display shows open ground, open neutral, open hot
• Hot/ground reversed, hot/neutral reversed and correct wiring configuration
• Essential safety/diagnostic tool; works with any 125V 3-prong outlet
• Small enough to carry in pocket; keep one in each tool kit at home and work

One-year warranty and Jacks Tool Shed worry-free Satisfaction Guarantee.