Shop for Christmas Light Testers at Walmart.com. Save money. Live better.

allsun Christmas Light Tester and Fixer with 50 Bulbs & Battery Tester, Non-Contact Voltage Detector Pen for Holiday String Lights, Fuse Tester Gun, Christmas Tree Light Repair Tool Kit

Nov 6, 2017 · Ready your holiday decorations for use each year with Home Accents Holiday Lightkeeper Pro light tester. An audible continuity detector alerts you to potential problems, …

Nov 20, 2023 · A simple tester helps you fix holiday light strings fast. Our editors and experts handpick every product we feature. We may earn a commission from your purchases. Learn …

Fix Christmas lights fast and easy with our light tester and light saver, LightKeeper Pro - the complete tool for fixing light sets and pre-lit trees.

Find Light bulb tester christmas light tools at Lowe's today. Shop christmas light tools and a variety of holiday decorations products online at Lowes.com.

Jul 14, 2025 · To help you choose, here is a table summarizing top-rated testers ideal for both incandescent and LED Christmas light sets, including professional-grade options and …

This simple and inexpensive bulb tester is ideal for residential use including Christmas trees and small lighted displays. It's perfect for incandescent string lights that don't operate if a single …

The LightKeeper® Pro is the complete tool for fixing incandescent light sets and prelit trees. This tool includes multiple features such as: a bulb and fuse tester, a storage compartment, and a …

Have you ever put up your holiday lights only to realize that some of your bulbs don't light up? Not to worry! With this light tester, you can fix most lighting problems in just seconds. Simply plug …