Graootoly BT-168 PRO Battery Capacity Tester Digital Battery Checker Plastic Portable Cell Tester for AA 1.5V 9V

This battery detector can show you the battery capacity, which is convenient for you to replace the battery at any time, making your life more convenient. This battery tester is suitable for testing different types of batteries, such as AA, AAA, C, D, 1.5V, 9V, battery cells, 18650, etc., making your life more convenient. The design of this battery capacity tester is small in size and light in weight, so you can carry it with you without taking up too much space. The data of this digital battery tester is easy to read, and the battery level can be displayed quickly and easily, saving you time and energy. can remind you to replace the battery and check the battery capacity to avoid waste.