100% Brand New & High Quality Features: Night vision display with illumination provides a clear view. It is suitable for detecting in the range of AC/DC 12-250V, simply detecting the zero line, phase line, AC break point, non-power wire and on/off control switch. Press the "inductive breakpoint test" button, the charged symbol is the phase line. If there is a breakpoint in the live circuit, move the test pen, the point where the charged symbol fades is the breakpoint. Specification: Material: ABSyp: Voltage SensorPowered by: 3pcs x AG10 batteries (not included.)Operating Temperature: -10 - 50 C Color: Red Size: 143x26.6mm(5.63 x 1.05in)Quantity: 1 PcNote:1. Please allow 0-1cm error due to manual measurement. Pls make sure you do not mind before bidding.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!3. The measured AC voltage should be in the range of 250V. Package Included:1Pc x Voltage Sensor (Battery Not Included.)