MASTERPROOF Electric Pen Screwdriver, Electrician's Special Tool, Voltage Tester for Home Use, Electrical Test Pen, Old-Style Pen with Contact And Touch-Type Functions

German-made voltage tester with stable and reliable argon tube technology

Independently tested screwdriver with GS and VDE certification ensuring enhanced safety

Easy identification of live and neutral wires; indicator light illuminates when live wire detected

Hardened and quenched screwdriver tip for high torque resistance, preventing slipping and chipping

Clip and cap design for convenient carrying and easy operation; fingertip can press on cap end for better control

Insulated, non-slip transparent PP plastic housing for secure grip during use

Comfortable grip with high hardness tip resistant to deformation

Clear VDE and GS certification marks indicating quality and safety compliance