ITEM NAME:AA/AAA/C/D/9V 1.2V-4.8V Universal Micro Lithium Battery Checker Tester Checker.Wide Application: The battery tester is for checking all types of batteries (AA, AAA, C, D, 9V, micro batteries). Power Levels: The battery tester can check the power levels of all 1.5V, 9V and 1.5V mini batteries.