
Voltage Tester Pens
AC-4 LCD Inductive Voltage Detector Pen
Dual Sensitivity Modes:
Low Sensitivity: Detects AC voltage from 48V to 1000V
High Sensitivity: Detects AC voltage from 12V to 1000V
LCD Digital Display: Real-time voltage indication with clear visual readout
Audible & Visual Alarm: Integrated buzzer and LED indicator for immediate hazard alert
Live/Neutral Wire Identification: Accurately distinguishes between live (phase) and neutral conductors
Breakpoint Detection: Locates open circuits or broken conductors in wiring systems
Built-in LED Flashlight: Provides illumination for low-light working environments
Auto Power-Off: Energy-saving function automatically shuts down the device after period of inactivity

