Non-Contact Voltage Tester With Flashlight, Detection Of AC Voltage In Cables, Cords, Circuit Breakers, Light Fixtures, Switches, Outlets, Doorbells, Thermostats, Low Voltage Lighting & Irrigation Systems, Detects 12-1000 VAC With Simultaneous Visual & Audible Voltage Indicators, Bright Flashlight Illuminates Work Area & May Be Used Independent Of Vage Detection Function, Visual Indicator Of The Presence Of Vage Is An LED Bar Graph, Utilizes Up To 5 Vibrant LED's For Easy Interpretation/Viewing, Audible Voltage Indicator Will Beep At A Greater Frequency The Higher The Voltage That Is Sensed Or The Closer To The Voltage Source Auto Power Off, Conserves & Extends Battery Life, Screw Thread Battery Cap With O Ring Ensures Dustproof & Waterproof Ingress Protection, Lightweight, Compact Tool With Pocket Clip Provides Convenient Storage & Quick Access, Conforms To CE Requirements.