Efficient Electrical Measurements - This tester uses NCV sensor technology and stable inductive sensitivity to deliver accurate, contactless voltage testing across a wide AC range of 12-1000V. It enhances safety and versatility for electrical checks. Enhanced Safety Feedback - Visual and audio indicators provide real-time updates on voltage levels. An LCD percentage interface displays the frequency-voltage correlation, helping you stay aware of conditions at a glance. Effortless Adjustment - Sensitivity adjustment and auto-voltage recognition optimize performance in low-voltage environments. A strength display with bar-graph visualization offers an intuitive readout to guide use. Advanced Safety Design - An over-voltage warning system and reinforced double insulation prioritize user safety while supporting dependable operation in various scenarios. What this offers - Non-contact voltage testing with a wide 12-1000V AC range, reducing exposure to live conductors. - Real-time, multi-signal feedback through visual, audio, and LCD readouts to improve decision making on site. - Simple setup with auto-voltage recognition and adjustable sensitivity for different wiring environments. - Built-in safety features including over-voltage warnings and reinforced insulation for improved protection. Practical use scenarios - Residential electrical maintenance: check outlets, switches, and circuits for live voltage without opening panels or touching exposed conductors. - Electrical installation and upgrade work: verify wiring and connections in new installations, panels, or junction boxes while minimizing risk. - Appliance and extension cord checks: quickly assess whether cords or devices are within safe operating voltages during setup or troubleshooting.