Contents
Top 15 Rated battery load tester automotive in 2022 Comparison Table
- VERSATILE DIGITAL MULTIMETER - Accurately measures AC/DC Voltage, DC Current, Resistance, and Diode. This Multimeter is a really useful tool for solving industrial and household electrical issues. Suitable for Household Outlets, Fuses, Batteries (including Vehicles), Automotive Circuit Troubleshooting, Charging System, Testing electronics in Cars etc.
- TROUBLESHOOTING WITH Accuracy - This Multimeter has a sampling speed of 2 times per second; Built-in a backlight LCD display with 3 œ digits (1999 count) 0.6â, and high polarity including negative and positive readings.
- ENSURES SAFETY - Double ceramic fuse is anti-burn and protects from overloading.The silicone cover is able to protect the multimeter from failing damage and prevent electric shocks. And low battery indication will be displayed when battery power is low.
- EASE OF USE - Support Data Hold, low battery indicator and continuity buzzer. Includes Convenient feature like LCD Backlit Screen makes it easy to use in dimly light areas. Battery / Set of Test Leads / User Manual/ are Included.
- ADDITIONAL TIPSÂ -Â This Multimeter is designed to troubleshoot a variety of automotive and household electrical problems safely and accurately. Itâs a suitable tool if you want to do some household or commercial improvements whether DIYers or Hobbyists. (NOTE: This meter can not test AC Current; Ensure your multimeter is set to the correct setting before testing)
- Wide Range of Applications: It can measure AC voltage and DC voltage, resistance, and current, It can also test circuit continuity, battery quality, and diode biases. This is a must have addition to all your electrical and electronic tools.
- High Quality Display with Backlight Function: It features a high quality 3 and 1/2 digits display with maximum display value of 1999. It also features a backlight to conveniently see the values on display.
- BATT function to test battery quality: it displays the current (in mA) that the battery can provide when connected to a resistive load of 40 Ohms (1.5V) or 400 Ohms (9V).
- Other Features: This digital multimeter has a hold function that retains the last measured value, a kick-stand, and a continuity buzzer.
- Comes with These Additional Items: This digital multimeter also comes with test probes, a mini wire stripper, mini screwdrivers, 30 cm cables, and electrical tape.
- ăAutomotive Car Battery Testeră As one of the most cost-effective product of KONNWEI, KW208 can test all 12V 100-2000CCA batteries including regular flooded, AGM flat plate, AGM spiral, or gel batteries. Provide overall analysis of batteriesâ health and help you know its status in advance before it dies. KW208 battery tester support cranking and charging system test also alternator and starter test.
- ăDisplay Overall Batteries DataăKW208 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, battery cca tester will also show you professional advice whether to replace or charge the battery.
- ă >99.5% AccuracyăThanks to KW208âs powerful and smart chip, it provides more than 99.5% precise testing reports within milliseconds(testing results refer to US Midtronics), greatly improved the testing speed compared to other battery testers.
- ăPlug and Playă KW208 Battery load analyzer allows you to test batteries both in-vehicle and out-of-vehicle, and even test dead batteries. Just connect the testerâs clips with battery then it will turn on and ready to test and analyze battery. Itâs that easy!
- ăStarter& Alternator TesterăKW208 not only a great battery load tester that tests batteries cranking & charging system but also can test alternator's charging and starter's cranking conditions. And it can switch up to 8 languages for different needs.
- ăWide testing rangeă3-48v low DC voltage circuit test light, designed for checking various vehicles electrical circuits, such as automotive headlights, taillights, faulty sockets, fuse connectionsïŒalso helpful for testing other 3-48V wirings and circuits. Which is a must tool no matter for business or household use, will serve you faithfully for years.
- ăComputer Safe & Backlight Digital Display PartăHeavy Duty circuit light tester with highly clear LCD digital blue backlight display screen, resolution to .1V voltage reading with high accuracy to ±0.2V, clear&visible digital readouts for day and night. Jastind test light draws much less current than the incandescent lamp, which is less likely to damage sensitive circuits.
- ăQuality Made Tester BodyăProfessional automotive circuit tester with premium acetate fiber body, allows for more toughness and durability. Sharp stainless steel probe for piercing wires effortlessly, also for hard to reach tight areas. Along with insulation protective rubber tip to against electric shock.
- ăExtended PU Spring & Large Alligator ClipăHigh quality 140 inch long enough PU spring wire offers more flexibility, lighter and more durable than normal cable wires, heat-insulation and oil resistance for daily use. Attach with large size alligator clip for easy one hand operation, also for convenient use and storage.
- ă100% Quality GuaranteeăIf you are looking for a durable circuit testing tool, this one is for you. We always stand behind our products, click "Add to Cart" with confidence today.
- WIDE APPLICATIONS - KAIWEETS HT118A Multimeter measures up to 600V AC/DC voltage, 10A AC/DC current and 60 MOhms resistance, electrical tester also tests temperature, capacitance, frequency, duty-cycle, wire on-off, and test diodes and continuity.
- EASY OPERATION - Switch the dial to the function you need, and the LED lights on the jacks will shine accordingly. To plug in the leads is easy. Autoranging saves you the hassle of having to know which range of value. Large 2.9â LCD backlight display, easy-to-read digits offer a 6000-count resolution.
- MULTI-FUNCTION - Non-contact voltage testing and Live function with sound and light alarm. Flashlight on the back ensures easy use in dimly lit places. Min/Max/Average to record signal fluctuations. Stable kickstand, Pen slot on the back, Low battery prompt, Data retention, Auto power-off.
- SAFETY FIRST - IEC Rated CAT III 1000V, CAT IV 600V, CE, RoHS certified. Anti-Burn with double ceramic fuse and thermistor protection circuit. High Voltage Protection is active on all ranges. Double insulated unit. Silicone protective case prevents it from falling damage.
- AFTERSALES - KAIWEETS provides a 36-Month after-sale service, lifetime technical support. Please feel free to contact us if you have any concerns. Package includes multimeter, test leads, thermocouple, batteries and user manual. ( Note: Please take off the cap before using the leads)
- Versatile Digital Multimeter - Accurately measures AC/DC Current, AC/DC Voltage, Capacitance, Frequency, Duty Cycle, Resistance, Diode, Continuity and Temperature
- Thoughful Design - Support Data Hold, Large LCD Backlit Screen, Auto Shut-off and Hanging Magnet, and Kickstand make the process of measurements easier. Professional level is reflected in some features include Auto-Ranging capability, and True RMS for measuring both AC Current and Voltage
- Suitable For Many Occasions - This Multimeter is a golden partner to help to troubleshoot a variety of automotive and household electrical problems safely and accurately.
- Ensure Safety - Double ceramic fuse is anti-burn and protects from overloadingïŒand it will be more secure and reliableïŒ F400mA/600V and F10A/600V explosion-proof ceramic fuse tubes can protect the multimeter effectively
- Additional Tips - Combined with Amazon's superior delivery, we provide lifetime technical support. ( Note: Please take off the cap before using the test leads)
- ă100% Safety AssuranceăBuilt-in Double Fuse. Overload Protection on all ranges.
- ăAuto-ranging TesterăAccurately measure AC/DC voltage, AC/DC current, resistance, frequency, continuity, diode, etc.
- ăBacklight Displayă Designed with 3 1/2 digit LCD display and 'Backlight', showing the reading clearly in low light areas.
- ăSpecial Pointsă Data Hold, Maximum Value Hold, Function Switching, Auto Power OFF. Sampling Speed: 3 times per second.
- ă9V BatteryăDON'T forget to install the 9V battery before using the digital multimeter, or it will go on strike.
- WIDE APPLICATIONS - The AstroAI M4K0R Multimeter accurately measures AC/DC voltage to 600V, Current to 10A, Resistance to 40MΩ. You can use it for continuity test, diode test, battery test and live wire test. Includes 1.5V, 9V and 12V battery test modes to easily test a wide variety of batteries. Multimeter light turns red for low voltage and green for enough voltage.
- NON-CONTACT - Fully safe non-contact voltage testing with sound and light alarms. You can detects AC voltage without the use of test leads. Uses NCV functionïŒWhen the Meter senses a strong AC signal, the red indicator light will turn on and the buzzer will emit a quick beep.
- THOUGHTFUL DESIGN - Support Data Hold, Max, Auto Shut-off, low battery indicator and continuity buzzer. Includes Convenient features like Audial and Visual Alarm, LCD Backlit Screen and Flashlight make it easy to use. Two 1.5V AAA batteries are included in the package.
- ENSURES SAFETY - Double ceramic fuse is anti-burn and protects from overloading. The multimeter has passed overvoltage category III 600V safety standards. The silicone cover is able to protect the multimeter from failing damage and prevent electric shocks.
- ADDITIONAL TIPS - This Multimeter is designed to troubleshoot a variety of automotive and household electrical problems safely and accurately. Itâs a suitable tool if you want to do some household or commercial improvements whether DIYers or Hobbyists. Combined with Amazon's excellent delivery, we provide lifetime technical support.
- LED display indicates condition, for 12V battery only.
- Alternator state check, battery state check, check before charge and overload display.
- Alternator check : accelerate your engine to 2000 rpm when the green light is lit ,charging circuit is ok.
- Battery check: indicate the percentage charging in the battery .
- Charger check: when green light is lit, charging is complete.
- Accurately Measures: AC/DC voltage, only for AC current (not for DC current), resistance, and also provides diode and continuity tests
- Jaw Opening: the Clamp measures the AC current in a conductor up to 26mm without interrupting the circuit
- Additional Features: data hold, max reading, and an easy-to-read large LCD
- Easily Carrying: comes with a handy carrying pouch, perfect for use while you're on the go
- Sleep Mode: automatically enters sleep mode after 15 minutes of inactivity for energy conservation
- VoltAlert technology for non-contact voltage detection
- AutoVolt automatic AC/DC voltage selection. DC millivolts - Range : 600.0 mV, Resolution : 0.1 mV
- Low input impedance: helps prevent false readings due to ghost voltage
- Large white LED backlight to work in poorly lit areas
- True RMS for accurate measurements on non-linear loads.Operating temperature:-10°C to +50°C.Battery life:400 hours typical, without backlight
- VERSATILE SETTINGS: The AstroAI Digital Multimeter accurately measures AC/DC Voltage, AC/DC Current, Resistance, Continuity, Capacitance, and Tests Diodes and Batteries (1.5, 9, 12V Battery Settings)
- NON-CONTACT SAFETY: This DMM is designed with safety in mind. The NCV Function minimizes exposure to live wires; the probe works for outlets, sockets, terminals, and more
- PRACTICAL FEATURES: When using a Multimeter, the small details like Data Hold, a Large Backlight LCD Screen, Kickstand, and Low Battery Indicator help get the job done better and faster
- TROUBLESHOOTING MADE EASY: Whether the job is a quick DIY continuity check or a complex problem, the durable design and consistent readings pair well for a both long days in the field or tinkering in the garage
- SAFETY FIRST: Two integrated fuses rated at F500mA/600V and F10A/600V; Anti-Burn with double ceramic fuse and thermistor protection circuit; The fuses can protect the multimeter effectively; Overload protection on all ranges. 3 Year Warranty provided by AstroAI.
- Test range: Voltage: DC 6.5~100V; Current: 0~100A; Power: 0~10kW; Energy: 0~9999kWh
- Store energy data when power off (can be reset to 0). The blue backlight can be turned on/off manually
- With overload alarm function (If active power is larger than threshold, backlight and power value will flash)
- 4 in 1 meter; Large-screen LCD (displays voltage, current, active power, energy at the same time)
- Warranty:1-year free replacement or full refund without return
- ăEntry-Level Battery Testeră Test and analyze your 12V lead-acid battery with ease. This TOPDON car battery tester tells SOH (State of Health), SOC (State of Charge), Voltage, Current, Rating, and many other readable analysis results. Compatible with 100~2000CCA regular flooded, AGM flat plate/spiral, EFB, and GEL for their optimum performance.
- ăWide ApplicationăSafe-to-use passive testing method allows this 12V battery load tester only to be powered up once itâs correctly connected. You donât need to charge it before having accurate battery test results for a variety of vehicles: cars, motorcycles, trucks, RV, ATV, SUV, boats, yachts, lawnmowers, and even golf carts.
- ă3 Testing Functionsăâ Battery health test - tell if the battery is in good working condition; âĄCranking test - see if the electrical system has enough power to start the engine; âąCharging systems test - check if the generator/rectifier diode/charging current is normal. This handy auto battery analyzer makes sure your summer road trips wonât end on a flat.
- ăTest with Little FussăThis load battery tester is designed with 3-color LEDs on the unit so you can quickly identify battery health status. Thanks to its menu-driven operation itâs fairly straightforward to use. And the premium-quality copper clamps feature polarity reverse protection and spark proof, for a stable and safe connection in testing process.
- ăSolid ChoiceăSmall and compact, TOPDON BT100 can easily be stored in a glove box or center console. Fast and accurate, this battery load tester will quickly help you determine if your car battery needs a jump start, or to be changed. A great option for automobile workshops, garages, and DIY users who need to check batteries on the regular.
- The SmartShunt is an all in one 500 amp battery monitor. Your phone can be connected and acts as a display.
- The SmartShunt connects via Bluetooth to the VictronConnect App on your phone/tablet and you can read out all monitored battery parameters - like state of charge, time to go, historical info and more
- The SmartShunt is equipped with Bluetooth, a VE.Direct port and a connection that can be used for: monitoring a second battery, midpoint monitoring or a temperature sensor
- The SmartShunt is a good alternative for a BMV battery monitor, especially for systems where battery monitoring is needed but less wiring and clutter is wanted
- Incorrect installation can be hazardous, Please consult a licensed professional and follow all applicable electrical codes during installation
Our Best Choice: Car Battery Tester 12V, TOPDON BT50, Automotive 100-2000 CCA Battery Load Tester Cranking and Charging System Auto Test Scan Tool Digital Battery Alternator Analyzer (Upgraded Version of AB101)

Product or service Description
Why You Want A Vehicle Battery Tester?
On a cold morning when you are rushing to perform, but the motor vehicle failed to start? The trigger of this may be a flat battery. When your battery runs down and cannot get started your automobile, it is critical to determine if itâs drained and wants to be recharged, or it is far too weak to keep a cost.
Why The TOPDON BT50?
Execute nearly each battery screening functions as the TOPDON BT100 in a spending budget-pleasant offer.Operates on most 12V direct-acid batteries: Normal-Flooded, AGM Flat Plate, AGM Spiral, GEL, EFB in just 100-2000 CCA.Microprocessor-controlled conductive tests technological know-how gives total and precise measurements in seconds.Presents a prosperity of details you require about the battery, starter, and alternator.Displays SOH, SOC, CCA, voltage, internal resistance, cranking voltage & time, no-load & loaded voltage, charging ripple value, etc.Vast rating program protection: CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, and GB.3 automatic safety protections towards reverse-connections, around-heating, and sparks to assure no damage would happen during use.Can examination a battery that is both in or out of the vehicle.Designed with high-quality for lengthy use.A 4 button-centered navigation menu and intuitive Person Interface ideal for entry-stage DIYers and experts alike.
6 Languages Aid
This 12V vehicle tester capabilities a broad collection of languages: English, French, Spanish, Italian, Russian, and German. Have the knowledge shown in the language of your alternative for uncomplicated use. Package deal record: 1*TOPDON BT50 1*Consumer Handbook.
Examination Most 12V Lead-Acid Batteries
This battery watch can properly check the wellbeing position of most 12V guide-acid battery varieties:
Standard-Flooded, AGM Flat Plate, AGM Spiral, GEL, and EFB inside 100-2000 CCA. Providing a considerably broader exam vary than regular battery testers on the sector. Numerous rating programs are supported, which include CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, and GB. Purposes for a wide array of cars, these as autos, trucks, aquatic automobiles, and numerous additional.
Battery Well being Examination
Correct and speedy. Once you link this 12V battery tester to battery terminals, you are going to get the readings of CCA values/ratings, voltages, inside resistance, condition of well being (SOH), and condition of charge (SOC) in 3 seconds, with concise outcomes like âGOOD, Undesirable, Swap, or RECHARGEâ for speedy checkups.
Cranking Test
If your car or truck battery is 4 or a lot more several years old, this battery tester assists predict if the battery will fall short to begin the motor vehicle.
The BT50 will show you the cranking time in milliseconds, and file the lowest voltage that the battery is able to retain although the setting up motor is doing the job.
If the final result is < 9 volts, you need a battery replacement.
Charging Test
If you find the engine has difficulty continually running while traveling, switch this load tester to the charge testing mode with the vehicle running.
If the battery and alternator are good, the result should be between 14.2~14.5 volts. Lower than this means your alternator or parts of the charging system need to be investigated.
Data Review
This car battery tester gets answers fast. It can automatically record the most recent test result.
This way youâll easily get the previous data to avoid the retest from the scratch and keep the battery health logs or share the information with others.
3 Safety Features
Safety risks are minimized during use thanks to the Spark-Proof Connection â saving you from the possibility of a fire
Reverse Polarity Protection – prevents damage if the battery clamps are connected to the wrong terminals
Overheat Protection – automatically shut the tester off when reaching the temperature limit.
User-Oriented
This 12V car battery monitor requires minimal instruction due to the intuitive interface.
The 4-button keypad makes for easy navigation. The large, backlit 2â LCD shows crisp data even under direct sunlight. Its compact size makes it ideal to keep in the glove box or in the tool box.
Easy Steps. Ready and Go!
This car battery tester is ready to work right out of the box. Itâs simple, straightforward, and requires no setup. Operating is a breeze:
1. Turn off the ignition, accessories, and loads.
2. Make sure the battery terminals are clean.
3. Correctly connect the clamps to the battery terminals (Red â+â to Positive Black âââ to Negative).
4. The BT50 will power up once it gets connected to the battery youâre testing and is ready to function.
Notice: If the battery voltage is lower than 8V, the BT50 stops the test and displays a message indicating low voltage. Please charge the battery and test again.
The battery monitor will show you one of the following results in minutes:
GOOD BATTERY: The battery is in good condition.GOOD, CHARGING: The battery is good but has a low current it needs to get recharged.REPLACE: The battery is almost dead, or there is a poor connection between the battery and the tester. Replace the battery or test it again. An out-of-vehicle test is recommended for a second test.RETEST AFTER CHARGING: Fully charge the battery and retest it. If the same reading occurs after the battery is fully charged, replace it.BAD CELL, REPLACE: The battery is broken, interiorly damaged, or has short circuit. Replace the battery.
ăTest All 12V BatteriesăThe BT50 battery tester is a car battery checker for all 12v Lead-Acid batteries, with the most essential battery test functions: battery health testing, cranking tests, and charging tests. Use the data review function to view previous test data.
ăOptimized Testing TechnologyăThe BT50 car battery tester has been optimized and upgraded for detection speed and accuracy. Cutting-edge conductivity testing technology can help obtain battery test results faster and more accurately. Completing test results in seconds.
ăSafety Above EverythingăThis battery health tester features innovative spark-free technology. It provides unparalleled safety to its users and avoids minimizes the risks of overheating. It also includes reverse polarity protection to prevent improper connections resulting in battery damage.
ăMulti-Language OptionsăThis digital battery tester features multiple language modes so that users can work in their preferred language to perform battery detection. It supports English, German, French, Italian, Spanish, and Russian.
ăAfter-Sales ServiceăWe got your back always, TOPDON provides 12-month warranty for BT50 and timely technical support.