Conductivity Test Pen Electrical Circuit Tester LED Indicator Tool Black Red Portable conductivity test pen designed for quick and efficient testing of electrical circuits and components. This handheld tool features a sleek black body with a protective red cap and an integrated LED indicator light that illuminates when a circuit is complete. The compact, pen-style design makes it easy to carry in a pocket or tool kit, while the dual-prong tip ensures reliable contact for accurate readings. Ideal for DIY electronics, automotive troubleshooting, and general electrical maintenance. #Lightweight