Electrical Tester Pen LED High Brightne Multifunctional Pen Clip Design Accurate Responsive Line Break Judgment Portable Smart Sensor Test Pencil Screwdriver Tool for Home Description: With pen clip design, this electrical test pen can facilitate electrical maintenance and carrying. Electrical test pen is equipped with intelligent motherboard chips to ensure safe use of electricity. LED high-brightne light design makes it easier to work, still visible in the sun, and longer than ordinary bulbs. It is made of ABS and metal material. The length of this product is 140.5mm and width is 19.3mm. It can be used in electronic factories, electrical appliances, car maintenance, household, etc. For identification of neutral line and wire, touch the touch bar on the top of the pen with your hand, insert the pen into the voltage hole, and the indicator light turns green, indicating the neutral line; The indicator light flashes red to indicate the live wire. The line breakpoint is detected along the line, and the line with the LED green light on is smooth and good; If the LED is not lit, it is the line disconnection point. The electrical on-off detection is to pa the touch electrode through the human body circuit by hand, the inner cores of the plug and wire is intact, and the LED green light is on. Item Name: Electrical Pen Material: ABS, Metal Bit Material: Chrome Vanadium Steel Measuring Range: Voltage 24-250V Battery Model: 3 x AG3 Button Batteries (Included) Features: LED High Brightne, Portable, Accurate Size Details: L: 140.5mm/5.53", W: 19.3mm/0.76"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Electrical Pen