This 12-600 VAC Adjustable Circuit non-contact Voltage Tester features on/off adjustable sensitivity that detects the presence of AC Voltage from 12 - 600 V without contacting wires. It includes an audible sensor and flashing visual sensor to indicate voltage. A built-in safe test feature assures batteries are operating properly. Operates from 2-LR44 1.5 Volt batteries (included). Applications include testing doorbells, low voltage lighting, outlets, switches, electrical panels, and light fixtures.
Visual (flashing) and audible (beeping) voltage indicators