This item is an electrical circuit test screwdriver, also known as a voltage tester pen, designed to detect the presence of electric current. Function: Used to check if wires, outlets, or circuits are live by lighting up a small bulb in the handle when voltage is detected. Voltage Range: Designed for testing circuits between 100V and 500V. Features: Features a slotted screwdriver tip and a transparent handle for visibility of the indicator light.

• This item is an electrical circuit test screwdriver, also known as a voltage tester pen, designed to detect the presence of electric current.
• Function: Used to check if wires, outlets, or circuits are live by lighting up a small bulb in the handle when voltage is detected.
• Voltage Range: Designed for testing circuits between 100V and 500V.
• Features: Features a slotted screwdriver tip and a transparent handle for visibility of the indicator light.