This battery tester provides a comprehensive means of testing more than 5 battery types. You will get instant power readouts for C, AA, AAA, D, N, 9V (6F22) and 1.55V button cell batteries, quickly and effectively! It has a clear bar graph LCD display that computes the battery's actual remaining power capacity and three color-coded zones labeled 'good', 'weak' and 'poor' that shows the actual condition of your battery. There are no settings, and test results are easy to understand, just pop the battery and you'll see how much power is left as well as the condition of your battery. It's quick, easy and safe to use, making this handy device a must-buy for anyone who regularly uses batteries.
Suitable for all carbon, zinc, alkaline and rechargeable batteries. Powered by only one 1.55V button cell battery (included and installed). Battery performance is very important in today's electronic devices. Get the most out of your investment!