Automotive Relay Tester, 4/5 Pin Battery Analyzer

4/5 Pin Relay Test: This automotive relay tester diagnoses 4-pin and 5-pin relays on 12V and 24V systems, quickly identifying coil faults and contact wear without removing the entire relay box.
2-in-1 Battery and Relay Tester: This 2-in-1 battery tester covers 6V, 12V, and 24V systems, testing standard, AGM, gel, deep-cycle, and flat batteries from 10 to 2000 CCA and 5 to 220 Ah.
Start and Charge System Analyzer: The start and charge system analyzer tests the condition of the battery, starter, and alternator, displaying SOC, internal resistance, and voltage with clear results or replacements on the color LCD screen.
Clear Visual and Audible Alerts: The waveform graphic display monitors voltage in real time, The relay tester uses LED indicators and audible alerts to display pass/fail status, with polarity protection for beginners. Wide range of vehicles and languages: Supporting CCA, JIS, EN, DIN, SAE, IEC, and GB standards, this relay test tool works on cars, trucks, boats, and motorcycles, and includes 18 language options plus a USB cable.