Car Battery Tester with LED Indicator & LCD Display,Battery Load Tester 12V Automotive with Alligator Clips,Universal Car Batteries and Alternator Testers for Most 12V Vechcles

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• LED Indicator & LCD Display: Battery tester automotive designed with digital LCD display to show real-time voltage values, and color-coded LED indicators to show intuitively battery health status, help you to quickly grasp status of vehicle battery and accurately determine whether it is abnormal
• Real-Time Voltage Tracking: Auto battery tester captures voltage changes during vehicle startup and engine revving and clearly displays full-cycle voltage changes on LCD display, detecting even minor voltage anomalies in time to help you find these hidden problems before break down on road side
• Connect Error Alert: Battery and alternator tester with built-in reverse connection protection, if wrong connection, red "REVERSE" indicator will light up and sound alarm, adjust it in time to avoid damage, just connect red alligator clips to positive, and black alligator clips to negative
• Quick Diagnosis: Battery tester 12V automotive supports two modes of switching, generator mode: LED show the output status (GOOD/HIGH/DEAD) and the LCD screen displays the real-time voltage, and battery mode: LED give direct feedback on status of battery (FULL to EMPTY)
• Wide Compatibility: 12V battery tester designed for 12V systems, widely used in cars, SUVs, trucks, motorcycles, RVs, boats, tractors, etc, to keep long-term stable use, oil engines and diesel engines are compatible, easy to store and carry, a good choice for vehicle maintenance