{"product_id":"b0gwqn5ns2","title":"KONNWEI KW371 2-in-1 Car Battery Tester Relay Tester, 6V 12V 24V 10-2000 CCA Automotive Diagnostic Tool for Lead Acid AGM Gel EFB Lithium, Charging Cranking Analyzer for Motorcycle Truck Boat","description":"\u003cdiv\u003e\n\u003ch1\u003eAbout This\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e【2-in-1 Professional Diagnostic Tool】Battery \u0026amp; Relay Testing - Not just a battery tester. The KONNWEI KW371 integrates an advanced 12V\/24V relay tester capable of diagnosing 4-pin and 5-pin automotive relays. Quickly identifies coil failures and contact wear without disassembling the entire fuse box—a must-have for mechanics and advanced DIYers.\u003c\/li\u003e\n\u003cli\u003e【Wide Compatibility for 6V\/12V\/24V Batteries】 - Unlike testers limited to 12V, the KW371 covers 6V (Motorcycle), 12V (Car\/SUV), and 24V (Truck\/Boat) systems. It accurately analyzes Lead-Acid, AGM Flat\/Spiral, Gel, EFB, and Lithium batteries with a 10-2000 CCA and 5-220 Ah range. Supports multiple global standards including CCA, JIS, EN, DIN, SAE, IEC, and GB.\u003c\/li\u003e\n\u003cli\u003e【Cranking \u0026amp; Charging System Analyzer】Know Your Vehicle‘s Full Health - Perform 3 in-depth tests: Battery Health (SOH, SOC, Internal Resistance, Voltage), Cranking Test (Min\/Max starting voltage \u0026amp; milliseconds), and Charging Test (Loaded\/Unloaded ripple detection). Instantly determines if the issue is a dead battery, faulty alternator, or failing starter.\u003c\/li\u003e\n\u003cli\u003e【User-Friendly with Clear Visual Alerts】 - Features a graphical waveform display for real-time voltage monitoring. Delivers straightforward results: Good Battery, Replace, Bad Cell, or Charge Retest. Polarity reverse protection ensures safety for beginners. Includes 18 language options (English, Spanish, French, etc.) for global usability.\u003c\/li\u003e\n\u003cli\u003e【Rugged \u0026amp; Ready for the Field】No Batteries Needed - Powered directly by the vehicle‘s battery via durable alligator clips. Supports USB connection to PC for software updates and report printing (Windows supported). Designed for mechanics, fleet managers, and RV\/boat owners who demand reliable diagnostics on the go.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eOverview\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eBrand : KONNWEI\u003c\/li\u003e\n\u003cli\u003ePower Source : Corded Electric\u003c\/li\u003e\n\u003cli\u003eStyle : For Car\/ Truck\/ Motorcycle\/ Boat\/ AVT\/ Yacht\u003c\/li\u003e\n\u003cli\u003eColor : Red\u003c\/li\u003e\n\u003cli\u003eItem Weight : 9.52 Ounces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"KONNWEI","offers":[{"title":"Default Title","offer_id":53299307544889,"sku":"B0GWQN5NS2","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6067\/0009\/files\/81-s9zlBUxL._SX522.jpg?v=1778883316","url":"https:\/\/makeitstudios.com\/products\/b0gwqn5ns2","provider":"MakeIt Studio","version":"1.0","type":"link"}