Universal Digital Battery Tester Checker For C AA AAA D N 9V 1.5V Button Battery
AA, AAA, C, D, N, 9V (6F22), and button cells (CR2032, etc.). 9V Batteries (6F22). Standard Batteries: AA, AAA, C, D, N. 1 × Universal Battery Tester (BT189). Remove battery from the tester if not used for long periods.