Ideal 61-025 VoltAware Voltage Tester Non-Contact quickly detects hot conductors, wire breaks, and AC voltage at receptacles, switches, electrical panels, wires and cables. The Ideal 61-025 non-contact voltage probe has a sleek and compact design and provides a green indicator light when the power is on, plus a red flashing light to indicate when voltages of 40-1000VAC are present.