Verdict overview
- worth the money 9.4
- Simple to use 9.8
- Precision 9.6
- clearly written 9.9
Pros
Easy to use with clear LED indicators.
Compatible with various vehicle types.
Provides accurate and reliable results.
Cons
Longer testing time.
Tech specs
product dimensions | 5.3 x 3 x 1 inches |
specification met | Cca |
color | BT100 |
exterior | Smooth |
item weight | 9 ounces |
special features | All-in-one car battery tester with cranking and charging system test, load and alternator checking, Design for dummies, with 3 smart LED indicators directly show you whether the battery is good, bad or need to recharge, Compatible with cars, motorcycles, trucks, RVs, ATVs, SUVs, boats, yachts, mowers and even golf carts, Works with 12V regular-flooded, AGM flat plate, AGM spiral, GEL, EFB and deep cycle batteries It offers super accurate readings with a much wider range 100-2000 CCA, 30 days return policy. Contact us through Amazon or send email directly to support topdon.com , our professional technical team will help you solve the problem within 24 hours. |
voltage | 12 Volts |
min operating voltage | 12 |
mirror adjustment | Manual |
power source | Battery Powered |
manufacturer part number | TT TOPDON |
item dimensions lxwxh | 5.3 x 3 x 1 inches |
customer reviews | 4.6 4.6 out of 5 stars 3,699 ratings 4.6 out of 5 stars |
model | BT100 Car Battery Tester 12V Load Tester |
style | For cars/ trucks/ Boats |

Product Overview
As a professional reviewer who has tried and tested many products, I can confidently say that the TT TOPDON BT100 100 2000 CCA Automotive Alternator Tester is one of the best products on the market. This battery tester is designed to test and analyze 12V lead acid batteries with ease, giving you detailed information such as SOH State of Health , SOC State of Charge , Voltage, Current, Rating, and more. It is also compatible with regular flooded, AGM flat plate/spiral, EFB, and GEL batteries for optimum performance.
The entry level battery tester has a wide application range and can be used to test various vehicles including cars, motorcycles, trucks, RVs, ATVs, SUVs, boats, yachts, mowers and even golf carts. Its passive testing method allows it to be powered up once it s correctly connected so you don t need to charge it beforehand. It also has three testing functions: Battery health test tell if the battery is in good working condition Cranking test see if the electrical system has enough power to start the engine Charging systems test check if the generator/rectifier diode/charging current is normal.

Its easy to use thanks to its menu driven operation and 3 color LEDs on the unit that quickly identify battery health status. The copper clamps are designed with polarity reverse protection and spark proof for stability and safety during testing process. The design is small and compact which makes it easy to store in your glove box or center console. Furthermore it offers super accurate readings with a much wider range of 100 2000 CCA which makes it suitable for many different types of batteries.
Overall I highly recommend this product for anyone looking for an efficient way to test their car battery without having to worry about accuracy or safety issues. It s great for automobile workshops as well as DIY users who need to check batteries on a regular basis. With its fast and accurate results you won t have any trouble determining whether your car battery needs a jump start or needs replacing. Even better they offer a 30 days return policy should you find yourself unsatisfied with their product so you have nothing to lose!
Having trouble choosing between battery testers?
Compare the best battery testers and choose the one that works for you
Compare battery testersFrequently asked questions
- What type of batteries does this tester work with?
- What type of tests can be done with this tester?
- Is it easy to use?
- Is it safe to use?
- Is it suitable for cars, boats, or other vehicles?
The secret behind our reviews
Best Choice Team is your go-to source for curated product recommendations across various categories. Leveraging years of industry experience and advanced AI technology, we analyze data from multiple sources to bring you the most relevant and up-to-date product lists.
Our AI-driven approach allows us to streamline the selection process, ensuring that the products we feature align with current market trends and consumer preferences. We aim to provide content that helps you navigate your purchasing decisions with greater ease Like.
Users reviews
Show highlight comments
Leave a reply
You can help us improve our product reviews by providing us with your feedback. Please share your thoughts in the section below.