Ensure superior electrical safety & peace of mind with the Digital Voltage Tester Pen. Engineered with a smart chip, this essential tool offers rapid detection of electrical on/off status & precise identification of live and neutral wires, making it indispensable for any task. Key Features & Benefits: Smart Chip Technology: Guarantees reliable, safe operation & extended tool longevity. Instant Electrical Status: Clearly indicates on/off status with bright LED lights for quick assessment. Live/Neutral Wire Distinction: Dual LED indicators accurately differentiate between live & neutral wires. Built to Last: Features a durable, scratch-resistant ABS shell for robust performance in any environment. Portable & Convenient: Its compact, lightweight design ensures easy carrying & hassle-free use anywhere. Ideal for electrical maintenance, circuit testing, & home improvement projects, this voltage tester pen is a must-have for both professional electricians & DIY enthusiasts seeking accuracy & safety.