Reactive electrical tester pen, non-contact voltage tester pen, screwdriver for 24-250V electrical tester pen, test pen with indicator light

General Description: The reactive electrical tester pen is an essential tool for electricians and DIY enthusiasts. Made of high-quality chrome-vanadium steel, it offers excellent conductivity and increased durability. This non-contact tester pen detects voltages from 24 to 250V and offers several practical features to facilitate electrical work. Technical Specifications: Operating Voltage: 24-250V; Material: Chrome-vanadium steel; Features: Zero-fire wire discrimination, wire break point detection, wire on/off detection, battery self-test. Operation: To use the tester pen, simply place your hand over the cap and touch the probe. Insert the voltage measuring pen into the air; the pen will illuminate with two-color red and green lights. The red light indicates a live wire, while the green light indicates a zero wire. Battery self-testing is also possible: if the green light is on, the battery is fully charged; otherwise, it is low. Other information: Compact and portable, easy to carry; Convenient clip design for quick access