9 Best
Electronic Battery Testers
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Product Highlights
- Lcd display can display load input voltage, input current, input power, discharge time, discharge mah, product temperature and other information.
- Intelligent cooling fan (automatically starts when the load discharge power is greater than 10w or the load temperature is greater than 40°c), all aluminum heat sink.
- The product measurement circuit and display circuit do not consume the energy of the test end, making the measurement data more accurate and reliable.
- Ovp-overvoltage protection; ocp-overcurrent protection; opp-overpower protection; otp-overtemperature protection; lvp-undervoltage protection; automatic data storage when power is off.
- The current adjustment adopts a long handle potentiometer, which can be adjusted by rotating it by hand.
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Product Highlights
- 【simple operation & lcd display】this battery tester is very simple to use and suitable for everyone. you just need to put the battery into the corresponding card slot. the card slot is adjustable for different battery sizes. this battery tester also comes with a lcd display, allowing you to easily read the data.
- 【practical & compact】this battery tester measures 14.6*10*3cm and weighs only 36g. the color blocks on both sides of the lcd display can help you quickly understand the battery usage (red: no power; yellow: low battery; green: full charge) and replace the battery in time.
- 【for different battery types】this battery tester can be used to test 1.5v dry battery/lithium battery/conventional battery (battery types: aa, aaa, cell batteries). apart from that, it is also suitable for 9v batteries as well as 6f22. this digital battery tester can meet the daily use of most families.
- 【super long standby & safety】the body of this battery tester is made of abs insulating material. this could effectively avoid leakage during use and protect your safety. this battery tester requires low power during operation. therefore, you don’t have to worry about needing to replace batteries frequently.
- 【portable & notes】this compact battery checker tester without charge is not only suitable for home use. you can also put it in your bag or car when traveling. it takes up very little space and is suitable for carrying around. what you need to note is that this not suitable for 3v batteries.
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Product Highlights
- ★ large lcd screen: fully and clearly informed about the battery under test, it helps you easily and quickly finds out how much power your battery has to determine if they are charged or need replacement. get a longer battery lifespan by not overcharging partially full rechargeable batteries.
- ★ portable & easily use: a versatile digital battery voltmeter that is easy to use and remarkably handy size. no need to insert your test battery into any bays, just selecting the corresponding voltage via the rotary dial and then connect the contacts well through the test leads and the digital checker will quickly provide you a reliable and accurate source of energy yo...
- ★ wide compatibility: the easy-to-use battery tester with test leads, not only works all common batteries but also has a quality feel ensures hold up to long use. it fully works with a, aa, aaa, aaaa, c, sc, d, 9v, 3.7v li-ion 26650, 21700, 18650, 16340(cr123), 10440, cr2, crv3, 2cr5, cr-p2, a10, a13, and also handles a very wide range of button cells(lr621, cr2032) etc.
- ★ reliable & multifunctional: with its high ability to detect battery capacity percentage, battery voltage, and battery internal resistance, the precise universal battery meter is great for finding out if your edc devices need new batteries or if it was device faulty. such as kids' toys, flashlights, controllers, cameras, etc.
- ★ what you get: dlyfull battery health tester & checker, 2x 1.5v aaa batteries(pre-install), welcome guide, and our worry-free 18 months warranty, no hassles friendly customer service and lifetime technical support.
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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
- High quality & safety: designed to safely and accurately troubleshoot a variety of automotive and household electrical problems. overload protection on all ranges to ensure long-term service life. low battery indication, audible continuity sensor checks that the circuit or wires conduct electricity. double insulation with a good angled stand for hand free use.
- Nice protective orange shell with stand built: our multi meter can be hand held or stood using its fold out stand. removable thick rubber cover is made of kind of non-slip slightly soft plastic that will help with drop protection & minor bumps protection.
- Accurately test full features: accurate ac/dc voltage, dc current, resistance, circuit continuity test, battery check, diode/ transistor p-n junction / hfe test, etc. works as a voltmeter, ammeter, ohmmeter, car battery tester, ampere meters, voltage tester. great to check household outlets, fuses, batteries (including vehicles), automotive circuitry, etc.
- Easy to use: 2.7" large backlit lcd display, data hold, easy to read large back-light screen for visibility in dimly light areas. widely use in car repair, home use, schools, laboratories, families and factories. recommended by many teachers, professionals and engineers.
- 2 years warranty & included 9v battery: high quality pocket digital multimeter, we are now offering a free 2 years guarantee with every purchase ! if our multimeter tester breaks within 24 months of your purchase(even if after the amazon return window), just freely contact us and we will replace it for free !
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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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