Product Description

The Aneng B04 Screwdriver Test Pen is a practical tool designed for safely checking electrical flow. Equipped with an indicator light, this tester helps ensure that you can perform electrical inspections with peace of mind. The indicator light will illuminate or turn off depending on the presence of electrical current.

**Key Features:**  
- **Accurate Electrical Flow Detection:** Easily identify where electrical wires are live or break using the test pen. Simply place your finger on the top of the pen and trace the wire with the screwdriver head. If the green indicator light suddenly turns off, this indicates a break in electrical flow in the wiring.  
- **Dual Functionality for Technicians:** This compact test pen is ideal for electricians on the move, serving not only as a tester but also as a screwdriver for installing or removing screws.  
- **Safety First:** Made with high-quality ABS material on the body, the test pen is designed to prevent electric shocks.