Amazon
The indicator on the battery test will be able to show whether the battery is charged (good), almost discharged (weak) or discharged and needs replacing (replace) Alkaline, Ni-CD or Ni-MH batteries (9 V, AAA, AAA, C, D and button cells) Needle indicator
The indicator on the battery test will be able to show whether the battery is charged (good), almost discharged (weak) or discharged and needs replacing (replace) Alkaline, Ni-CD or Ni-MH batteries (9 V, AAA, AAA, C, D and button cells) Needle indicator