NJTY Non Contact Voltage Detector T02A AC Voltage Tester Pen Meter 12-1000V Electric Sensor Test Pencil Smart Breakpoint Finder

The NJTY Non Contact Voltage Detector T02A delivers professional-grade voltage testing in a compact pen format. This AC voltage tester operates across a 12–1000V range, making it suitable for residential and light commercial electrical work. The non-contact design eliminates direct wire contact, reducing safety risks during diagnostics. Smart breakpoint detection helps identify circuit faults quickly, while the intuitive sensor responds to live voltage with visual and audible feedback. Durable construction and straightforward operation make this an essential tool for electricians, maintenance technicians, and DIY enthusiasts who need reliable voltage confirmation before working on circuits.