Specifications Brand JDiagModel BT400Item Name 4 in 1 Smart Car Diagnostic Tool Voltage Range 8 30V DCCCA Testing Range 20 2000 CCALeakage Current Testing Range 15mA 5ACircuit Breaker Limit 5AConnector Type OBD compatible battery adapterProduct Dimensions 134mm 45mmFeatures 4 in 1 Diagnostics Offers battery replacement OBD voltage testing leakage detection and battery health evaluation for comprehensive vehicle maintenance Wide Compatibility Supports 8V 30V batteries and CCA range from 20 2000 suitable for a wide range of vehicles Enhanced Display Equipped with a clear LCD screen providing real time data on battery and current status Multilanguage Support Features 10 languages for global use accommodating diverse customer needs Built in Circuit Protection Includes automatic reset for current overload protection up to 5A ensuring safe operation Functions Battery Testing Detect battery health lifespan and resistance for necessary replacements Voltage Analysis Accurately monitor OBD voltage to assess system performance Leakage Detection Record and replay leakage current data complete with waveform analysis Battery Replacement Guidance Provides step by step instructions for efficient battery swaps Data Recording Automatically saves leakage logs for up to 30 minutes for detailed analysis Package included 1 x BT400 4 in 1 Smart Car Diagnostic Tool 1 x Manual 1 x Bag 1 x Charging Cable