12V-1000V Non-Contact LCD Digital Voltage Tester Multi-Function Pen Tester AC/DC Voltage Detector Electrical Continuity Battery Test Pencil with Buzzer Alarm

General description This 12V-1000V Non-Contact LCD Digital Voltage Tester is a versatile multi-function pen tester designed for detecting AC/DC voltage, electrical continuity, and battery testing. It features a buzzer alarm for enhanced safety during electrical testing. Technical specifications Voltage detection range: 12V to 1000V Detection method: Non-contact Sensitivity adjustment: High and low sensitivity settings Indicator: LCD display with red and yellow backlight Usage Non-contact detection: The tester beeps and displays a red signal when AC voltage is detected. Sensitivity adjustment: Use the "S" button to switch between high (yellow) and low (green) sensitivity. Fire/Zero wire detection: Insert the pen tip into a socket to identify live or zero wires, indicated by a flashing red backlight and beep. Breakpoint detection: The alarm stops when a breakpoint is detected while moving the pen along the wire. Separation wall measurement: Safely checks electrical installations for troubleshooting and maintenance.