LightKeeper Pro Repair Tool is a complete repair tool designed to fix most light sets by addressing damaged bulbs at the plug or at the bulb socket. Its built-in LED headlight enhances visibility during light repairs, and an audible continuity detector helps trace the circuit to the point of interruption. The tool includes a storage compartment in the handle and runs on three 1.5V button cell batteries, which are included. The kit also features a 3‑way bulb puller to remove tight bulbs from sockets, a bulb and fuse tester for miniature bulbs, and an audible voltage detector to locate missing or broken bulbs and contact issues. A socket connector lets you connect an empty bulb socket directly to the tool for repair, and it supports testing indoor or outdoor miniature bulbs. 📋 Product summary: Complete repair tool for most light sets, addressing bulbs at plug or socket. LED headlight improves visibility during light-repair tasks. Audible continuity detector traces circuits to the interruption point. 3-way bulb puller helps remove tight or hard-to-extract bulbs. Socket connector connects an empty bulb socket directly to the tool for repair. Bulb & fuse tester tests indoor or outdoor miniature bulbs. Audible voltage detector locates missing or broken bulbs and contact issues. Storage compartment built into the handle; requires three 1.5V button cell batteries (included).