Circuit Tester, 3mm Slot Voltage Tester Pen Screwdriver AC 100-500V 5pcs. Specification: Product Name : Voltage Tester Voltage : 100-500V Slot Width : 3mm/0.12inch Material : Alloy , ABS Plastic Color : Blue, Silver Tone Total Size : 137 x 15mm/5.39 x 0.59inch(L*D) Package Content : 5pcs x Voltage Tester Description: 1.100% Brand new and high quality 2.Multifunctional household test pencil,you can use it to test circuit and distinguish whether an object is electrified 3.Light weight and easy to carry 4.Slotted screwdriver function 5.With light indication 6.Measuring range:100V-500V While we aim to supply accurate product information, it is sourced by manufacturers, suppliers and marketplace sellers, and has not been provided by Overstock.