Precise voltage measurement The Car Circuit Tester provides highly accurate voltage and power readings in automotive circuits. Its digital display presents clear readings, making it a reliable tool for technicians who need precision in diagnostic work. Quick fault detection Designed to quickly identify and locate faults in automotive electrical systems. Its efficient design supports fast troubleshooting, helping to save time during repairs. Clear digital display and broad voltage range A digital display shows readings from 3V to 36V, enabling use across a wide variety of automotive electrical systems. Clear, easy-to-read measurements help ensure accurate diagnostics. Easy-to-use probe pen The probe pen shape provides access to tight and hard-to-reach places. Its ergonomic design supports comfortable use during extended diagnostic sessions. Key benefits - Accurate measurement of voltage and power for dependable diagnostics - Rapid fault detection to reduce troubleshooting time - Readable 3V to 36V range suitable for most automotive systems - Access to confined spaces with an ergonomic, pen-shaped probe Compatible use scenarios - In-shop voltage checks of battery and charging circuits to confirm normal operation - Locating voltage drops, shorts, or open circuits along wiring harnesses during repairs - Verifying proper operation after installing aftermarket components such as lights or sensors This tool combines precise measurement, fast fault finding, and a compact probe for convenient, professional use in automotive electrical work.