1.Efficient Electrical Measurements: Utilizes NCV sensor innovation and stable inductive sensitivity to provide accurate, contactless voltage testing with a wide AC range of 12 1000V, enhancing safety and versatility 2.Comprehensive Voltage Insights: Visual/audio notifications work in tandem with an LCD percentage screen to track voltage changes, presenting frequency voltage relationships and employing color coded warnings 3.Precision Adjustment: Experience accurate voltage testing with sensitivity adjustment and auto voltage recognition, ensuring compatibility with low voltage systems while offering an intuitive strength display 4.Advanced Safety Design: Featuring an over voltage warning system and reinforced double insulation, this tester prioritizes user well being while ensuring dependable use in various scenarios