MASTERPROOF Electric Pen, Household Voltage Tester, Professional Electrician's Test Pen, Electrical Inspection Tool, Leakage Detection And Contact-Type Pen, Small

Dual-use for household electrical circuit testing and screwdriver functions

Drop-resistant insulation for electric shock protection and safety stability

Zero and live wire detection with efficient insulation to prevent leakage

Red indicator light illuminates when live wire is detected; no light indicates neutral wire

Rotatable tail end with chrome plating for rust resistance and easy screw tightening

Upgraded integrated lamp tube design with high-contrast filament for easy identification

Strong torque screwdriver made of 40 chrome vanadium steel to prevent wear and deformation

Pen clip design and pen hook for convenient carrying

Product dimensions are manually measured; slight deviations may occur.