3.5mm flat blade screwdriver that functions simultaneously as a screwdriver and tension detector. Its operation is very simple, press with the index finger or thumb the metallic button that is in the upper part, touch with the tip of the screwdriver the bare wire or any electrical terminal, if the red Led light turns on, it means that there is current in the wire. Product characteristics: * SPECIFICATIONS: Pole finder screwdriver to check if there is voltage or active electrical charge in a socket, electrical cable or circuit; It works with voltages of 70-250V. * FEATURES: 3.5mm flat tip screwdriver that functions simultaneously as a screwdriver and tension detector. * IDEAL: Ideal security tool for home or professional use, such as electricians, repair technicians, etc. * OPERATION: Press the metal button at the top with your index finger or thumb, touch the bare wire or any electrical terminal with the tip of the screwdriver, if the red Led light turns on, it means that there is current in the wire. * MATERIAL: Super resistant plastic housing and steel tip. * MEASURES: 15 x 15 x 140 mm (width x depth x height). .