From Makers Electronics's description
UNI-T UT12E-ROW AC Voltage Detector The UNI-T UT12E-ROW is a professional-grade non-contact AC voltage detector designed for safely detecting the presence of alternating voltage in wires and electrical installations without making direct contact. Its body is rugged and sealed to resist dust and moisture (IP67 rating), making it suitable for light industrial or field environments. The detector fits like a pen or small probe, allowing the user to move along cables, wall outlets, conduits, or junction boxes to sense live voltage via visual, audible, and vibration cues. Internally, the UT12E-ROW senses the electric field emitted by AC voltage above a threshold. It alerts the user through a buzzer, LED indicator, and optional vibration feedback. The unit also includes a built-in flashlight for illuminating test points in dim or enclosed spaces. The design supports dual voltage modes (low and high sensitivity) to pick up both weak and strong AC signals, allowing flexible use depending on the wire under test. In practice, this detector becomes a go-to safety tool for electricians, maintenance staff, and technicians before they work on wiring or electrical circuits. It helps to confirm whether a wire is live, identify phases or line presence, and provides a rapid check before engaging hands-on work. Because it is non-intrusive, compact, and robust, it serves as a convenient first line of defense for detecting dangerous voltage in residential, commercial, or industrial settings. Features: Non-contact AC voltage detection. Dual sensitivity modes (low / high voltage). LED indicator (visual). Audible buzzer alert. Vibration feedback (optional). Built-in flashlight. Auto power-off. Low battery indication. Rugged IP67 dust / water protection. Drop resistance (2 m). Specifications : Specifications UT12E-ROW AC voltage (Low) 24V~1000V AC voltage (High) 90V~1000V Frequency range 50/60Hz Vibration mode √ Built-in flashlight √ ※Audible (buzzer) and visual (LED) indication √ Buzzer √ LED indication √ Auto power off √ Low voltage indication √ Double injection molding √ Drop test 2m General Characteristics Power 1.5V battery (R03) x 2 Product color Red and grey Product net weight 72g Product size 160.5mm x 21.5 mm x 25mm Applications: Low-voltage circuit detection. High-voltage / panel wiring checks. Pre-work safety voltage verification. Maintenance & fault finding in wiring systems. Package Contents: 1x UT12E-ROW AC voltage detector (main unit) 2x Batteries (AAA / R03) 1x English user manual / instruction guide 1x Blister / retail packaging Documents: Datasheet User Manual
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