• Tests for faulty wiring in 4-wire receptacles
• Detects 9 wiring faults
• Lights indicate circuit condition
• For 4-prong plug outlets
• 50A
• 125/250V
• cETL listed
• Tests for faulty wiring in 4-wire receptacles
• Detects 9 wiring faults
• Lights indicate circuit condition
• For 4-prong plug outlets
• 50A
• 125/250V
• cETL listed