Power Gear Non-Contact Voltage Sensor, Detects Voltage without Contacting Wires, 70-440V AC, 50/60Hz, Two 1.5V Battery Operated (included), LED & Speaker, 50543,GE,50543" /> Safely Detects Voltage Without Contacting Wires Detects Presence Of 70v-440v Ac Equipped With LED Light & Audible Speaker Requires two 1.5 volt batteries (included) UL Listed