Ensure electrical safety and accuracy with this advanced Electrical Tester Pen, designed for efficient and non-invasive voltage detection. Crafted from durable ABS material, this compact tester offers reliable performance for electricians, homeowners, and DIY enthusiasts. Equipped with multiple features, it simplifies the process of measuring AC voltage and locating circuit breakpoints with precision. Key Features: · Non-Contact Voltage (NCV) Detection: Provides safe, non-touch voltage testing by detecting AC voltage proximity and triggering progressively urgent alarms, helping you avoid electrical hazards effortlessly. · Circuit Breakpoint Localization: Easily identify breakpoints in electrical circuits by measuring signal strength in NCV mode, streamlining troubleshooting and repair tasks. · Probe Jack for Enhanced Testing: Features a COM input jack for connecting the black probe, allowing accurate and convenient measurements in Auto mode with probe tips. · Accurate AC Voltage Measurement: Measures AC voltage ranging from 12V to 400V with high precision and fast response, reducing testing time and improving efficiency. · Portable and Lightweight Design: Compact size and lightweight ABS construction make this tester pen easy to carry and ideal for on-the-go electrical testing needs. Specifications: · Item Type: Electrical Tester Pen · Material: ABS · Battery: 1 x AAA battery (not included) · Operating Voltage: AC 12-400V, 50/60Hz · Measurement Error: 12-300V ± (5%+3), 300-400V ± (6%+5) Package Includes: · 1 x Electrical Tester Pen This Electrical Tester Pen is a practical and reliable tool for safe voltage detection and circuit troubleshooting, offering portability and ease of use for both professional and home electrical applications.