Digital Battery Tester, Universal Household Battery Tester for AAA AA CD 9V 1.5V Button Cell Batteries

General description Small and convenient, this digital battery tester is designed for easy use at home. It effectively tests various battery types, including standard household and rechargeable batteries, helping you determine if your batteries are good, weak, or need replacing. This compact and lightweight tool is perfect for anyone who regularly uses batteries, allowing you to save money by preventing the disposal of good batteries. Technical specifications Compatible with AA, AAA, C, D, 1.5V, 9V, and button cell batteries No battery required for operation Usage This battery tester is simple to use; just place the battery in the tester to check its power level. The easy-to-read display indicates the battery's condition, making it a practical tool for household use.