Features: Bright LED flashlight for dim environment, auto power off function. Pocket-sized pen hooks allow you to carry it in your shirt pocket. Comes with an NCV sense probe for AC voltage; simply place the tip near a terminal block, receptacle, or power cord. You know voltage is present when the tip glows red and the pen beeps. The live wire detector can automatically detect the live wire or the neutral wire. Ideal for breakpoint testing. A convenient circuit tester for electricians and homeowners. Detects standard and low voltages (12-1000V AC / 48-1000V AC) for more sensitive and flexible measurements. Packing List: 1 Non-Contact Voltage Tester Specifications: Material: ABS Size: 145x24x28mm/5.7x0.9x1.1in Range: 12-1000V Frequency: 50-60Hz Alarm: Visual and Sound Torch: LED Torch Note: Please allow 1 -3cm error caused by manual measurement. Make sure you don't mind before bidding. Due to differences between different monitors, pictures may not reflect the actual color of the item.