AA/AAA/C/D/9V/1.5V batteries, universal button cell battery, color-coded, indicator, voltage tester, checker

Convenient: Easily test the voltage of AA/AAA/C/D/9V/1.5V batteries with a single device. Accurate: The meter provides reliable readings to ensure your batteries are always good to use. Color-coded: The tester features a color code to help you quickly identify the battery type you are testing. Compact: Small and lightweight, making it easy to carry with you on your travels.