CT100

TOPDON Technology USA, Inc Verified independent store

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The CT100 is a professional automotive circuit tester built for speed, accuracy, and everyday reliability. It helps diagnose electrical issues quickly, identifies polarity, runs lo ad tests, and provides clear audible and visual alerts to take the guesswork out of repairs.Built rugged with a long oil-resistant cable and interchangeable probe and clip, it works on cars, trucks, RVs, and EVs. No complicated setup—just fast, precise results for pros and DIYers alike. Show more