The 3183 OTC Digital Battery Load Tester is a fast, accurate 12-volt battery tester that uses conductance test technology to analyze battery health by measuring multiple internal parameters and reporting clear good/bad results. With a bright 4-digit LED display and a built-in live voltmeter for starting/charging checks, it delivers 1-second initial results, supports 125–1400 CCA, and includes temperature and low-charge compensation for reliable testing in real-world conditions.
Country of Origin: Varies by production batch
Key Features / Specifications
Ideal For