AUTOOL Car Battery Tester 12V 24V 30-2000 CCA Cranking Charging Load Test | Battery Load Tester Automotive Battery Analyzer, Color Screen Data Review Reverse Polarity Protection

【6-IN-1 PROFESSIONAL DIAGNOSTICS】Battery Health Test: Measures CCA, voltage, internal resistance, and remaining capacity for 12V/24V lead-acid, AGM, GEL, and EFB batteries. Starter/Charging System Test: Detects weak starters, faulty alternators, and parasitic drains with real-time voltage graphs. 【UNIVERSAL COMPATIBILITY】Works on cars, trucks, motorcycles, RVs. Supports all major standards: CCA (30-2000【UNIVERSAL COMPATIBILITY】Works on cars, trucks, motorcycles, RVs. Supports all major standards: CCA (30-2000A), DIN, JIS, EN/IEC, GB. 15-second test speed, voltage range 8-30V, accuracy ±1% CCA. Reverse polarity protection, safe even if the clamps are connected backwards!A), DIN, JIS, EN/IEC, GB. 15-second test speed, voltage range 8-30V, accuracy ±1% CCA. Reverse polarity protection, safe even if the clamps are connected backwards!