- US, United States
- Jun 3rd
V-TOP Multi-sensor safe Voltage Measuring Tool / Non Contact Electrical Test Pencil Voltage Tester pen Electrometric Detector Ac 90--1000V The V-TOP Non Contact Voltage Detector is an essential tool for electricians, home inspectors, and those who fancy themselves reapairman, with top quality! The tool is simple to use. Place the device within 1 cm of any wire or electrical outlet and the tip will turn red while the unit makes an audible "beep" if voltage is detected.