10 Best
12 Volt Battery Testers
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Product Highlights- Check the charge level: the signal light will flash according to the charge status of the battery, indicating "full", "half full" or "very low battery".
- The 12/24v battery tester conveniently checks the power level of the 12v/24v battery in a car, truck or suv. main functions: 1. check power level; 2. function test of power system; 3. check battery starting ability; 4. battery overload display
- 7-led digital indication, 7-color led indication of battery or alternator status. two test clamps for safe and easy operation, heavy-duty insulated clamps.
- Safety alternator tester: it has protection against wrong polarity connection and overvoltage protection. the car battery tester will not emit light, generate heat or sparks, nor will it discharge the battery.
- Shop with confidence: to provide you with the highest quality service, if you have any question, please feel free to contact us.we will provide after-sales service until you are satisfied.
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Product Highlights
- 🔥【safety ensured】- reverse-hookup and over-voltage protection, making it safe and simple to use. the digital voltmeter testing range: 4-20v dc. 【if the voltage is under 4volts, the screen will display - "lo"; above 20volts, the screen will display - "hi"】
- 🔥【rubber paint body to achieve the original quality】- black rubber paint on the body surface to achieve the best feeling. as the inventor and the manufacturer of the tester, we are keen on the details to ensure the brand quality and the good custome buying experience.【note: the counterfeit doesn't include the rubber paint on the body at all. 】
- 🔥【two-year warranty and lifetime service】- direct source from motopower factory. just register your product on the manufacturer's website to activate your warranty. 30 days money back and 24/7 friendly customer service.
- 🔥【easy operation】- connect and go. it provides a quick reading to determine if a vehicle battery needs a jump or replacing and also the alternator output status. various colored leds indicate the battery or the alternator status.
- 🔥【high accuracy】- with a four-character lighted digital display, the voltage testing accuracy will be close to 0.01volt. 【note: verify the counterfeit with only 3-character display. the accuracy is only 1/10 of ours.】
- 🔥【daily use】- it's an economic and practical tool for daily inspection of the battery and charging system.
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Product Highlights
- Sufficient battery data: car battery tester displays voltage, internal resistance, cold cranking current, battery capacity, health, and state of charge.
- Advanced technology: simply connect the tester’s clips with the battery, then it will turn on and be ready to test and analyze the battery. uses conductance testing for precise results with 99% accuracy.
- Wide test range: car battery tester works on all automotive 12v batteries of 100 to 2000 cca, including agm and gel batteries.
- Unparalleled user experience: easy to use with multilingual support (english, german, french, portuguese, italian, russian).
- Versatile use: ideal for use in automobile factories, garages, auto battery manufacturers, and diyers.
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Product Highlights
- 【cranking, charging test and storing data】 the topdon bt100 car battery tester can test the starting and charging system, and the received data can be stored once.
- 【3-color led indicator】 equipped with 3 green, yellow and red led lights that represent the different battery status: good, bad or charged. topdon bt100 car battery tester is easy to understand results that are displayed by led lights for easy evaluation.
- 【fast, accurate and safe battery tester】 the topdon bt100 car battery tester gives you quick answers after thoroughly analyzing the battery condition by checking the charging voltage, internal resistance and aging status. the topdon bt100 battery tester is protected against reverse polarity and overvoltage.
- 【wide range of applications】 topdon bt100 battery alternator analyzer works with 12v lead acid batteries, including agm, spiral-agm, gel and efb batteries with the test range (100-2000 cca). compatible with cars, motorbikes, trucks, caravans, atvs, suvs, boats, yachts, lawnmowers and even golf carts. complies with cca, bci, ca, mca, jis, din, iec, en, sae, gb battery sy...
- 【product warranty and customer service】 30 days right of return without question. if you don't know how to use it, you can contact us via amazon or directly at ▶[email protected]◀ and our dedicated technical team will be online for 24 hours to help you solve the problem. the topdon bt100 car battery tester is available in several languages (english/french/german/italia...
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Product Highlights
- ✔ cca and ah test mode - much wider test input rang(0-2000 cca)/(0-200 ah) and more accurate than competitors. built-in exclusive algorithm allow to complete test and analyze in seconds.
- ✔ good compatility - compatibile with most 12 volt battery type including marine, flood, gel, agm, deep cycle, absorbed glass, etc, work fast and precisely to test car, motorcycle, vehicle, boat battery system health.
- ✔ multiple data test and analyze - include actual cca, voltage, internal resistance, capacity or life percentage
- ✔ continuous testing with battery power - guaranteed safety ensure the testing won’t damage battery. reverse polarity and over voltage protections make it ultra safe for operator and equipment.
- ✔ compact and lightweight - portable and useful to check battery condition while in out or on the go. the backlight white screen and heavy duty clamps make it to be easy to read and more durable than others.
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Product Highlights
- 【cost-effective battery tester】the topdon bt20 battery tester works on 12v lead-acid batteries with 4 testing modes: battery load test (10-20v), voltage test, cranking test and charging test. equipped with a color lcd screen, this car battery tester can display the testing results clearly even in the sunlight.
- 【more advanced functions with the app】bt20 battery load tester supports cranking tests and charging tests via the app. the topdon bt20 lets users share and save test records with ease. generate a real-time voltage monitoring waveform graph to track the data intuitively; save the real-time test report to analyze faults and potential problems.
- 【wide vehicle coverage & 8 languages】topdon’s bt20 12v car battery tester works on the most common 12v lead-acid battery types and supports a testing range of 5-20v. it’s also compatible with boats, motorcycles and trucks. simply connect the clamps to the battery and test your battery easily; plug and play. operates in 8 languages.
- 【good news】 our ios app (batterylab) has gone live again. ios users can search batterylab on apple app store to download the app and get access to the bluetooth features. android users search bt20 on google play as usual..
- 【accurate result with one-click】press the 'test' button; the battery voltage indicator(full/medium/low) and health indicator(good/medium/bad) will light up to show the test result in seconds. get the accurate test results with only one-click, easy to use for both professional technicians and diyers.
- 【extreme accuracy and safety】 adopting the latest conductivity testing technology (up to 99.5% accuracy), this battery load tester can display an accurate result in seconds. reverse polarity protection and no-sparks protection safeguard your testing jobs; this make the bt20 an ideal entry-level battery tester for newbies.
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Product Highlights
- Update to get the bt20 2024 new version：the topdon bt20 car battery tester has been updated with more features since 2/13/2023. ①measures cca/ah/gb/sae/bci/ca/en/iec/din/mca; ②battery types:norm/agm/efb/gel; ③rich info: battery/voltage status, soc&soh. customers who purchased the bt20 before 2/13/2023 can update their bt20 to access these new features.
- Expanded voltage, cranking, and charging tests: connect to this car battery tester via bt to get additional cranking, charging, and voltage testing capabilities. easily view real-time voltage waveform graphs and use data playback functionality. note: bluetooth connection should be established via the app, not phone settings.
- Comprehensive vehicle coverage: this 12v battery tester works on a variety of vehicles equipped with 12v batteries such as boats, motorcycles, ships, and trucks.
- Exciting news: the newly launched ios app, batterylab, is designed to deliver a new and improved user experience for our bt20 customers. ios users can search batterylab on apple app store to download the app and access the bluetooth features. android users should search for bt20 on google play as usual.
- An budget-friendly car battery tester: the bt20 features 4 testing modes: battery load test (range 10v-20v), voltage test, app-exclusive cranking test and charging test. works with 12v lead-acid batteries.
- Improved speed & accuracy: advanced conductivity testing technology delivers rapid results with up to 99.5% accuracy, enabling you to quickly diagnose and address battery health issues.
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Product Highlights
- 【display overall batteries data】kw208 12v battery load tester gives you the basic battery parameters such as voltage, internal resistance, cold cranking amp and ah capacity, battery health, and charge status. additionally, the battery cca tester will also show you professional advice on whether to replace or charge the battery.
- 【plug and play】kw208 battery load analyzer allows you to test batteries both in-vehicle and out-of-vehicle and even test dead batteries. just connect the tester’s clips to the battery then it will turn on and be ready to test and analyze the battery.
- 【automotive car battery tester】car battery tester is one of the most cost-effective products of konnwei, kw208 can test all 12v 100-2000cca batteries including regular flooded, agm flat plate, agm spiral, or gel batteries. 12v battery tester provide an overall analysis of batteries’ health and help you know their status in advance before it dies. kw208 battery tester su...
- 【 >99.5% accuracy】battery tester 12v thanks to kw208 powerful and smart chip, provides more than 99.5% precise testing reports within milliseconds, greatly improving the testing speed compared to other battery testers.
- 【starter & alternator tester】kw208 car battery tester 12v is not only a great battery load tester that tests the batteries cranking & charging system but also can test the alternator's charging and starter's cranking conditions. and it can switch up to 8 languages for different needs.
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Product Highlights
- 【sufficient battery data】 it can check the overall health of the battery via battery test, cranking test, and charging test. fast to display different parameters such as voltage, internal resistance, cold cranking current, battery capacity, battery health, and state of charge.
- 【widely use 】battery load tester applying the advanced conductance testing technology and provide the most precise results with about 99% accuracy and fast, suitable for automobile factory, garage, auto battery manufacturer, and diyer.
- 【wide test range】12v 24v automotive battery tester works on all automotive 12/24 volt batteries of 100 to 2000 cca, such as regular flooded, agm flat plate, agm spiral, gel battery, efb battery for vehicles, suv, light truck, boat, and more. based on battery rating standards - cca, din, iec, en, sae, gel agm std efb standards.
- 【plug and play】no extra battery required, simply connect the tester’s clips with the battery, then it will turn on and be ready to test and analyze the battery.and battery load analyzer allows you to test batteries both in-vehicle and out-of-vehicle, even test dead batteries.
- Copper plated crocodile clip, with a wire length of approximately 60cm (1.97ft). the 3.2-inch color screen is easy to read and has a reverse protection function.
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