{"product_id":"vdiagtool-bt300-car-battery-tester-6v-12v-5-3000-cca-load-cranking-charging-diagnostics","title":"VDIAGTOOL BT300 Car Battery Tester 6V\/12V — 5-3000 CCA Load, Cranking \u0026 Charging Diagnostics","description":"\u003ch2\u003eKnow your battery before it dies\u003c\/h2\u003e\n\u003cp\u003ePower reliability starts with a quick, accurate check. The VDIAGTOOL BT300 is a portable 6V\/12V battery analyzer designed for cars, motorcycles, trucks, SUVs, boats, and more. In seconds, it delivers a clear read on battery health and performance, helping you decide whether to recharge, replace, or schedule maintenance—without waiting for a roadside surprise.\u003c\/p\u003e\n\u003ch3\u003eSmart, wide-range testing you can trust\u003c\/h3\u003e\n\u003cp\u003eBuilt to work with nearly every lead-acid battery type (VRLA\/SLA, AGM, GEL, LSI) within a 5–3000 CCA range, the BT300 offers precise results across diverse vehicles. Note: lithium batteries and golf cart deep-cycle packs are not supported.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVoltage, load, and internal resistance are measured to reveal current strength\u003c\/li\u003e\n  \u003cli\u003eRipple, state of charge (SOC), and state of health (SOH) are analyzed for a complete view\u003c\/li\u003e\n  \u003cli\u003eCCA rating and charging\/cranking performance are evaluated in a single test\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCranking and charging tests for peace of mind\u003c\/h3\u003e\n\u003cp\u003eBeyond static readings, the BT300 checks whether the starter motor cranks smoothly and whether the alternator delivers proper charging. This helps you anticipate power interruptions and plan maintenance rather than react to failures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast, actionable feedback based on digital measurements\u003c\/li\u003e\n  \u003cli\u003eReal-time waveform display supports deeper diagnostics when needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFast, clear results with helpful visuals\u003c\/h3\u003e\n\u003cp\u003eThe tester features a 2.8\" HD TFT display for crystal-clear readings, while intuitive LED indicators (Green=Good, Yellow=Normal, Red=Poor) guide your next step. An optional print function creates a handy report for records or sharing with a technician.\u003c\/p\u003e\n\u003ch3\u003eOne tool, many uses\u003c\/h3\u003e\n\u003cp\u003eWhether you’re servicing everyday passenger cars, motorcycles, boats, or work trucks, the BT300 adapts to your workflow with simple plug-and-play operation and flexible CCA settings. It’s a practical addition to home garages or professional bays, offering possibilities for proactive maintenance without promising guaranteed outcomes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What batteries can the BT300 test?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The BT300 tests 6V\/12V lead-acid types, including VRLA\/SLA, AGM, GEL, and LSI, within 5–3000 CCA. Lithium and golf cart deep-cycle batteries are not supported.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the BT300 test the alternator and starter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It performs cranking and charging tests to assess starter motor and alternator performance for early issue detection.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"VDIAGTOOL","offers":[{"title":"Default Title","offer_id":42494969839701,"sku":"B0CR6DT7RS","price":56.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/vdiagtool-bt300-front-view.jpg?v=1778668260","url":"https:\/\/plentytorque.co.uk\/products\/vdiagtool-bt300-car-battery-tester-6v-12v-5-3000-cca-load-cranking-charging-diagnostics","provider":"PlentyTorque","version":"1.0","type":"link"}