TOPDON CT100 Automotive Circuit Tester

TOPDON CT100 Automotive Circuit Tester Battery-free automotive circuit tester for fast electrical checks across 12V, 24V and 36V vehicle systems. Key selling points Covers DC voltage measurement from 3.3V to 65V, suitable for common automotive electrical checks. Load testing capability from 5V to 30V up to 1.2A for quick circuit verification. High measuring accuracy: ±0.1V from 3.3V to 60V and ±0.2V from 60V to 65V. Red/green polarity indication helps identify positive and negative circuits quickly. No internal battery required, making it a low-maintenance bench or workshop tool. Includes probes, alligator clips and a long test cable for flexible workshop use. Specifications Measurement range DC 3.3V–65V Load test range 5V–30V, maximum 1.2A Accuracy ±0.1V at 3.3V–60V; ±0.2V at 60V–65V Resolution 0.1V Operating temperature -10°C to 50°C Storage temperature -20°C to 70°C Cable length Approx. 12.5 ft / 3.8 m Included accessories Probe tip, alligator clips, positive and negative probes, storage bag and user manual Warranty noted by source 2 years