KONNWEI KW681 OBD2 Scanner 6V 12V Car Battery Tester, 2 in 1 Car Diagnostic Scanner Automotive Battery Alternator Load Tester Check Engine Code Reader Scan Tool

【ENHANCED OBD2 SCANNER & BATTERY TESTER】KONNWEI KW681 is the perfect combination of check engine code reader and 6V&12V car battery alternator load tester. Not only can this obd2 scanner read live O2 sensor test data, freeze frame data, on-board monitor test data, turn off check Engine Light (MIL), clear codes and resets monitor, retrieve vehicle information(VIN, CID and CVN). Also it can provide overall analysis of batteries’ health and help you know its status in advance before it dies. 【AUTOMOTIVE CAR BATTERY TESTER】KW681 can test all 6V & 12V 100-2000CCA batteries including regular flooded, AGM flat plate, AGM spiral, or gel batteries. Provide overall analysis of batteries’ health and help you know its status in advance before it dies. KW681 battery tester support cranking and charging system test also alternator and starter test.