Heavy Duty Solenoid Voltage Continuity Tester - LCD Live Wire and Stud Detector for carpenters and electricians.Heavy Duty Solenoid Voltage Continuity Tester features include: Test Voltage from 120V to 600V AC/DC Non-Contact Voltage Sensor from 90V to 1000V Test Continuity Polarity Case serves as prod holder for one-hand operation Self-storing prods Solenoid Sensing indicated by LEDs Vibration Ergonomic Soft PVC housing for comfort grip LED Spotlight Illuminates Work Area Battery not Included (AAA x 1) cETLus Listed Order Qty of 1 = 1 Piece Below is more info on our Heavy Duty Solenoid Voltage Continuity Tester