Features: Intelligent NonContact voltages Tester detects 12V-1000V AC safely via advanced sensings for home/industrial electrical diagnostics. High sensitivity sensors pair with LED/audios alarms ensures precise voltages identification and antiinterference performances in diverse environment. Design for electricians, maintenance technicians, and DIY enthusiasts requiring contactless electrical testing with ergonomic ABS construction. Safely inspects live wire, outlets, or circuits in residential buildings, workshops, or industrial sites without direct contact risks. double mode operation.(Manual sensitivity adjustment and automatic) The sensitivity of the product can be adjusted freely according to the actual scene used. Have Induction dangerously voltages alarm, Live/Neutral wire distinction, Live Wire Breakpoint Locate, check, flashlights features Specifications: Component:ABS Size:Approx.17.5x4.50cm/6.89x1.77inch 2Option Color; Measurement ranges: AC12V-1000V Operating temperature: -10°C to 50°C Have 8 LED indicators in 3color (Red/Yellow/Green):Automatic identification of high/medium/low voltages. Alarm mode:Sound and light (Red/Yellow/Green). Package Includes: 1pc Intelligent Contactless Electric Tester 1pc Battery 1pc Manual note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.