{"product_id":"konnwei-bk300-bilbatteriovervakare","title":"KONNWEI BK300 – Bluetooth Battery Monitor \u0026 Electrical System Tester for 12V\/24V Car \u0026 Truck (BKmonitor app)","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI BK300 Bluetooth Battery \u0026 Electrical System Monitor 12V\/24V (BKmonitor-app) \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konnwei-bk300\"\u003e\u003cmeta content=\"KONNWEI BK300 – Bluetooth Battery Monitor \u0026amp; Electrical System Tester for 12V\/24V\" itemprop=\"name\"\u003e \u003cmeta content=\"KONNWEI\" itemprop=\"brand\"\u003e \u003cmeta content=\"BK300-BT-MON\" itemprop=\"sku\"\u003e \u003cmeta content=\"BK300\" itemprop=\"mpn\"\u003e \u003cmeta content=\"Battery Tester, Battery Monitoring, Vehicle Electronics, 12V, 24V, Bluetooth\" itemprop=\"category\"\u003e \u003clink href=\"https:\/\/www.felkodslasare.se\/\" itemprop=\"url\"\u003e\n\u003ch2\u003eKONNWEI BK300 – Bluetooth Battery Monitor \u0026amp; Electrical System Tester for 12V\/24V Car \u0026amp; Truck (BKmonitor App)\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch3\u003eShort Version – Quick Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI BK300\u003c\/strong\u003e is a \u003cstrong\u003eBluetooth-based battery monitor\u003c\/strong\u003e and \u003cstrong\u003eelectrical system tester\u003c\/strong\u003e for both \u003cstrong\u003e12V and 24V\u003c\/strong\u003e. It permanently connects to the battery terminals with included Y-terminals and sends \u003cstrong\u003elive waveform data\u003c\/strong\u003e to your phone via the \u003cstrong\u003eBKmonitor app\u003c\/strong\u003e (iOS\/Android). You receive \u003cstrong\u003epush notifications\u003c\/strong\u003e for over\/undervoltage, can perform \u003cstrong\u003ecranking and charging tests\u003c\/strong\u003e, log history, and \u003cstrong\u003eshare reports\u003c\/strong\u003e – perfect for everything from passenger cars and vans to \u003cstrong\u003efleets\u003c\/strong\u003e of trucks where \u003cem\u003eno-starts\u003c\/em\u003e must be avoided.\u003c\/p\u003e\n\u003cp\u003eSupports most battery chemistries: \u003cstrong\u003eFlooded\/WET\u003c\/strong\u003e, \u003cstrong\u003eAGM (flat\/spiral)\u003c\/strong\u003e, \u003cstrong\u003eEFB\u003c\/strong\u003e, \u003cstrong\u003eVRLA\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, and even \u003cstrong\u003eLithium\u003c\/strong\u003e. The BK300 has extremely low power consumption (~3 mA) and \u003cstrong\u003elifetime free app updates\u003c\/strong\u003e. Compared to simpler monitors (e.g., traditional \u003cem\u003eBM2\u003c\/em\u003e), the BK300 offers, among other things, \u003cstrong\u003ebuilt-in 24V support\u003c\/strong\u003e, \u003cstrong\u003ewaveform display\u003c\/strong\u003e, more \u003cstrong\u003elanguages\u003c\/strong\u003e, and \u003cstrong\u003efleet functions\u003c\/strong\u003e (proactive monitoring). Do you also need to read fault codes? Feel free to complement it with a \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ehandheld fault code reader\u003c\/a\u003e. 🔧\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eTable of Contents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What Does BK300 Do?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications (bullet points)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Use Cases\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility: Voltages \u0026amp; Battery Chemistries\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#app\"\u003eThe BKmonitor App – Views \u0026amp; Reports\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#vs-bm2\"\u003eBK300 vs \"BM2\" – Quick Comparison\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting \u0026amp; Common Symptoms\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eImportant Notes \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What Does BK300 Do?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI BK300\u003c\/strong\u003e keeps an eye on your \u003cstrong\u003ebattery health\u003c\/strong\u003e and the entire \u003cstrong\u003eelectrical system\u003c\/strong\u003e – around the clock. It continuously measures and logs voltage, presents clear waveforms, and automatically alarms if anything deviates. During startup, you can view the \u003cstrong\u003ecranking test\u003c\/strong\u003e (voltage dip \u0026amp; start time), and while running, you can follow the \u003cstrong\u003echarging test\u003c\/strong\u003e (alternator\/regulator, ripple indication via waveform). Everything is saved in the app so you can see trends over time, share reports with customers\/colleagues, or troubleshoot intermittent problems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlways On:\u003c\/strong\u003e Ultra-compact module on the battery; low consumption (~3 mA).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePush Notifications:\u003c\/strong\u003e Under\/overvoltage directly on your mobile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaveform:\u003c\/strong\u003e Live curves for starting and charging provide better diagnostics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFleets:\u003c\/strong\u003e Helps you prevent \u003cem\u003eno-starts\u003c\/em\u003e in car parks\/trucks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24V:\u003c\/strong\u003e Handles passenger cars (12V) and trucks\/buses (24V) in the same product.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime Updates:\u003c\/strong\u003e The app improves – you keep up without extra cost.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications (bullet points)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI BK300\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Bluetooth battery \u0026amp; electrical system monitor (permanent installation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Voltages:\u003c\/strong\u003e 12V and 24V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput (measurement range):\u003c\/strong\u003e 3–60V, ≈3mA self-consumption\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay in App:\u003c\/strong\u003e Waveform (live), history, reports\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTests:\u003c\/strong\u003e Cranking test (start), Charging test (charging)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp:\u003c\/strong\u003e \u003cem\u003eBKmonitor\u003c\/em\u003e for iOS (App Store) \u0026amp; Android (Google Play)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages (app):\u003c\/strong\u003e Chinese, English, German, French, Japanese, Korean, Dutch, Russian, Spanish, Italian, Portuguese, Polish, Persian\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions in app:\u003c\/strong\u003e Waveform, voltage collection, change Bluetooth name, free firmware, problem reporting, share report, language selection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Types:\u003c\/strong\u003e Flooded\/WET, AGM flat, AGM spiral, EFB, VRLA, GEL, Lithium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS, black; \u003cstrong\u003eattachment:\u003c\/strong\u003e Y-terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificates:\u003c\/strong\u003e CE, FCC, RoHS, REACH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM:\u003c\/strong\u003e Supported (for volume – logo\/packaging\/manual etc.)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e24\/7 Monitoring:\u003c\/strong\u003e Keep track of voltage levels and trends – minimizes downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart Diagnosis (Cranking):\u003c\/strong\u003e Do you see a strong voltage dip indicating the battery isn't charging or the starter motor is struggling?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Diagnosis:\u003c\/strong\u003e Flat\/excessive waveform? Possible regulator\/rectifier issue in the alternator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePush Notifications:\u003c\/strong\u003e Set limits for under\/overvoltage and receive alarms before the vehicle fails to start.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShareable Report:\u003c\/strong\u003e Export \u0026amp; share results as documentation for action\/customer dialogue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFleet Mode:\u003c\/strong\u003e Install in each vehicle – the app warns when levels drop in an individual vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguages \u0026amp; Updates:\u003c\/strong\u003e Many UI languages, lifetime free app updates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Consumption:\u003c\/strong\u003e ~3 mA makes it suitable for permanent installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility: Voltages \u0026amp; Battery Chemistries\u003c\/h2\u003e\n\u003cp\u003eThe BK300 works with both \u003cstrong\u003e12V\u003c\/strong\u003e (passenger car, van, boat's starting bank, motorcycle) and \u003cstrong\u003e24V\u003c\/strong\u003e (truck, bus, construction equipment). Support for most lead-acid chemistries and also \u003cstrong\u003eLithium\u003c\/strong\u003e according to manufacturer specifications. For lithium, you should ensure that the battery's BMS allows external monitoring and that the \u003cstrong\u003evoltage levels\/limits\u003c\/strong\u003e in the app are reasonably set.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWET\/Flooded:\u003c\/strong\u003e Classic starting\/service batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAGM (flat\/spiral):\u003c\/strong\u003e Common in start\/stop and performance applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEFB\/VRLA\/GEL:\u003c\/strong\u003e Low self-discharge, requires correct voltage levels in operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLithium:\u003c\/strong\u003e Voltage monitoring OK – follow battery manufacturer guidelines\/BMS requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- THE APP --\u003e\n\u003csection id=\"app\"\u003e\n\u003ch2\u003eThe BKmonitor App – Views \u0026amp; Reports\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Waveform:\u003c\/strong\u003e See the voltage curve in real-time – reveals starting dips, ripple, and transients.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHistory:\u003c\/strong\u003e Day\/week\/month – detect slow degradation and parasitic drain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking\/Charging:\u003c\/strong\u003e Automatic tests with clear green\/yellow\/red assessment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotifications:\u003c\/strong\u003e Configure alarm levels – get push notifications for deviations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChange BT Name:\u003c\/strong\u003e Name devices by license plate\/vehicle ID – perfect for fleets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShare Report:\u003c\/strong\u003e Send PDF\/screenshot to customer, workshop, or colleague.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware\/App:\u003c\/strong\u003e Free updates, problem reporting directly in the app.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPARISON --\u003e\n\u003csection id=\"vs-bm2\"\u003e\n\u003ch2\u003eBK300 vs BM2 – What extra do you get?\u003c\/h2\u003e\n\u003cp\u003eMany are familiar with classic Bluetooth monitors (\u003cem\u003eBM2\u003c\/em\u003e). The \u003cstrong\u003eBK300\u003c\/strong\u003e takes the concept further with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V \u003cem\u003eand\u003c\/em\u003e 24V\u003c\/strong\u003e in the same unit – covers passenger cars, boats, and heavy-duty vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaveform view\u003c\/strong\u003e for both starting and charging – simplifies real diagnostics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore languages\u003c\/strong\u003e and \u003cstrong\u003efleet-friendly\u003c\/strong\u003e features (name change, sharing, history, alarms).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime app updates\u003c\/strong\u003e and free firmware via the app.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e Features may vary between BM2 variants. The point above describes the added value of the BK300 according to manufacturer specifications.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide (step-by-step)\u003c\/h2\u003e\n\u003ch3\u003eA. Preparation \u0026amp; Safety\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePark safely, turn off ignition and all loads. Use safety glasses and gloves.\u003c\/li\u003e\n\u003cli\u003eIdentify the \u003cstrong\u003emain battery\u003c\/strong\u003e (or battery bank) to be monitored.\u003c\/li\u003e\n\u003cli\u003eCheck that the terminals are clean and free from oxidation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eB. Installation Steps\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisconnection (recommended):\u003c\/strong\u003e Briefly loosen the negative terminal for safe installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall BK300:\u003c\/strong\u003e Attach the unit's Y-terminals to the battery terminal screws: \u003cstrong\u003ered to +\u003c\/strong\u003e, \u003cstrong\u003eblack to −\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eRoute cables so they are not pinched. Reconnect the negative terminal if necessary.\u003c\/li\u003e\n\u003cli\u003eMount the unit in a \u003cstrong\u003evibration-free\u003c\/strong\u003e location near the battery.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eC. App Pairing \u0026amp; Basic Setup\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDownload \u003cstrong\u003eBKmonitor\u003c\/strong\u003e (iOS\/Android). Enable Bluetooth.\u003c\/li\u003e\n\u003cli\u003eOpen the app → add device → select your BK300.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003elanguage\u003c\/strong\u003e, \u003cstrong\u003evehicle\u003c\/strong\u003e, and \u003cstrong\u003ebattery chemistry\u003c\/strong\u003e. Set reasonable alarm limits for under\/overvoltage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChange BT name\u003c\/strong\u003e to license plate or vehicle ID if desired.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eD. First Tests\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eResting Voltage:\u003c\/strong\u003e Note the voltage after 2–3 hours of rest (SOC-indicative for lead-acid).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCranking Test:\u003c\/strong\u003e Start the engine – observe start dip and start time in the waveform.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Test:\u003c\/strong\u003e Let the engine run – check charging voltage and ripple. Turn on loads (lights\/fan) and compare.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave History:\u003c\/strong\u003e Naming the log makes it easy to compare over time.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eE. Report \u0026amp; Sharing\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen history → select date\/session → \u003cstrong\u003eShare Report\u003c\/strong\u003e (e.g., to customer or workshop case).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003c!-- TROUBLESHOOTING --\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; Common Symptoms\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo BT Connection:\u003c\/strong\u003e Check phone's BT, close other BT apps, power cycle app\/phone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Data:\u003c\/strong\u003e Ensure correct terminal connection (red + \/ black −) and good contact with terminal screws.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequent Alarms:\u003c\/strong\u003e Adjust alarm limits; check for parasitic drain and battery condition.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Starting Dip:\u003c\/strong\u003e Battery may be weak, poor terminal contacts, heavy starter motor, or stiff engine (cold\/oil).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Ripple:\u003c\/strong\u003e Possible rectifier\/regulator fault; check alternator with supplementary test.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24V Truck:\u003c\/strong\u003e Ensure BK300 is on the correct bank and that alarm levels are adapted for 24V.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Does the BK300 drain the battery?\u003c\/h3\u003e\n\u003cp\u003eThe unit's self-consumption is very low (≈3 mA) and suitable for permanent installation. For long-term storage: connect a maintenance charger.\u003c\/p\u003e\n\u003ch3\u003e2. Does it work on Lithium?\u003c\/h3\u003e\n\u003cp\u003eYes, according to the manufacturer, Lithium is supported. Set appropriate alarm levels and ensure that the battery's BMS allows external monitoring.\u003c\/p\u003e\n\u003ch3\u003e3. Can multiple vehicles be monitored?\u003c\/h3\u003e\n\u003cp\u003eYes, install one BK300 per vehicle and change the name in the app (license plate\/ID). You can switch between them in the app.\u003c\/p\u003e\n\u003ch3\u003e4. Do I have to disconnect the battery for installation?\u003c\/h3\u003e\n\u003cp\u003eIt is recommended to briefly loosen the negative terminal for safe installation, but many install carefully directly. Always follow safety procedures.\u003c\/p\u003e\n\u003ch3\u003e5. What do cranking and charging tests mean?\u003c\/h3\u003e\n\u003cp\u003e\u003cem\u003eCranking\u003c\/em\u003e measures voltage dip and start time. \u003cem\u003eCharging\u003c\/em\u003e assesses the alternator\/regulator (voltage\/ripple) during operation.\u003c\/p\u003e\n\u003ch3\u003e6. Can I export reports?\u003c\/h3\u003e\n\u003cp\u003eYes, \u003cstrong\u003eShare Report\u003c\/strong\u003e from the app – convenient for customer dialogue and workshop documentation.\u003c\/p\u003e\n\u003ch3\u003e7. Do I get real-time alarms?\u003c\/h3\u003e\n\u003cp\u003eYes, push notifications for over\/undervoltage (you set the limits yourself in the app).\u003c\/p\u003e\n\u003ch3\u003e8. Can I combine it with a fault code reader?\u003c\/h3\u003e\n\u003cp\u003eAbsolutely. See our \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e for engine\/emission diagnostics.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI BK300 Bluetooth battery monitor\u003c\/li\u003e\n\u003cli\u003e1 × Cable with Y-terminals (red\/black)\u003c\/li\u003e\n\u003cli\u003e1 × Quick Start Guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- DISCLAIMER --\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBK300 primarily monitors \u003cstrong\u003evoltage\u003c\/strong\u003e (not current\/SoC calculation via shunt). Interpretation is done in the app's tests \u0026amp; waveforms.\u003c\/li\u003e\n\u003cli\u003eConfigure alarm limits reasonably for lead-acid versus lithium. Always follow battery\/vehicle manufacturer instructions.\u003c\/li\u003e\n\u003cli\u003eImproper installation can damage vehicle\/equipment. Installation is at your \u003cstrong\u003eown risk\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSpecifications may be updated via app\/firmware; feature availability may vary between platforms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor supplementary diagnostic tools: see \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003efault code readers\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI BK300\u003c\/strong\u003e gives you \u003cstrong\u003eproactive battery care\u003c\/strong\u003e and \u003cstrong\u003eelectrical system monitoring\u003c\/strong\u003e in your pocket: install the unit, pair with \u003cem\u003eBKmonitor\u003c\/em\u003e, get \u003cstrong\u003elive waveforms\u003c\/strong\u003e, \u003cstrong\u003ecranking\/charging tests\u003c\/strong\u003e, \u003cstrong\u003ehistory\u003c\/strong\u003e, and \u003cstrong\u003epush notifications\u003c\/strong\u003e. Support for both \u003cstrong\u003e12V\u003c\/strong\u003e and \u003cstrong\u003e24V\u003c\/strong\u003e makes it equally at home in passenger cars as in \u003cstrong\u003eheavy vehicles\u003c\/strong\u003e – and in fleets where downtime is costly. With \u003cstrong\u003elifetime free updates\u003c\/strong\u003e, the BK300 is a long-term smart choice for anyone who wants to \u003cstrong\u003eavoid no-starts\u003c\/strong\u003e and troubleshoot with clear data. 🔋📈\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI BK300, Bluetooth battery monitor, 12V, 24V, cranking test, charging test, waveform, battery monitoring, push notifications, BKmonitor app, Flooded, AGM, EFB, VRLA, GEL, Lithium, fleet, no-start prevention, waveform, history, share report, CE, FCC, RoHS, REACH, felkodslasare.se, battery tester, electrical system test, car, truck, bus, boat, construction, BM2 comparison.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177164591372,"sku":"FEL-BK300","price":14.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H1542c0732c024a5f8ed93f8e49b053f4r.jpg?v=1771872199","url":"https:\/\/www.felkodslasare.se\/en-en\/products\/konnwei-bk300-bilbatteriovervakare","provider":"Felkodsläsare","version":"1.0","type":"link"}