Verdict
The Gardner Bender GBT-500A is a reliable and user-friendly battery tester offering great value for its price. It covers a wide range of battery types and provides accurate, consistent results, making it highly recommended for household use. While it's sturdy and effective, improved accessory options like alligator clips could enhance its usability further. For those looking to evaluate and manage battery performance easily and effectively, this is an excellent choice.
- Top pro:
- Dependable and reliable performance.
- Top con:
- Tester ends can be challenging when taking readings from batteries.
Pros
- •Dependable and reliable performance.
- •User-friendly and easy to operate design.
- •Great value for the price with high quality at a low cost.
- •Durable design with a quality feel, including test leads for long-term use.
- •Handles a wide range of battery types, including button cells and AA/AAA batteries.
- •Nine switch positions for selecting appropriate load and voltage ranges.
- •Effective for sorting and evaluating batteries based on their current demands.
- •Highly accurate measurements for all battery types.
- •Recommended for every household due to its utility.
- •Strong satisfaction leading to multiple purchases for family members.
Cons
- •Tester ends can be challenging when taking readings from batteries.
- •Suggestion for improvement includes the addition of alligator clips.
We may earn a commission when you buy through these links, at no extra cost to you. How ShopSavvy makes money
How we researched this
About this review: it summarizes the professional reviews and customer ratings ShopSavvy collected for this product, alongside prices from 1 retailer in ShopSavvy's price data, most recently seen Oct 8, 2026.
Download ShopSavvy App
Compare prices across tens of thousands of stores, set price alerts, watch for deals by keyword, and much more.
Install ShopSavvy Browser Extension
Compare and track prices automatically while you shop online at thousands of websites.
