12-250V AC DC Digital Voltage Detector Tester Pen LED Light Electric Sensor

Description: ?
12-250V AC DC Digital Voltage Detector Tester Pen LED Light Electric Sensor

Features:
? 1.It's perfect for home use and handy when checking holiday lights. 2.Item checks wire and tells you which is hot (fire), which is cold (ground), and incredible, No battery needed. 3.Size: 13.7 x 3 x 2cm 4.Material: Plastic + Metal 5.Test range: 12~250V AC DC ? Usage:
? Voltage detection 1 The final figures is the voltage value. 2 It will indicate the lower value if not reach 70%of display value of the high value. 3 Please touch the negative pole when test the voltage of DC. 4 Inductance can be used when test the item with lower than 12V voltage. 5 It must be connected to ground or the zero when test the item with the induction.
? Sensor detection When detect line side by side, please increase the space between the lines or hand-hold the detected item. Break detection. Move along the phase line, when there is nothing shows in the display window, it is the breakpoint. ? Package Included:
? 1 x Voltage Detector Pen

Details pictures:?