Battery Tester Checker Universal
【Small & Practical】Simple but effective battery tester. Compact size and lightweight, easy to carry.
【Various Types】Testing different battery types work with standard and rechargeable household batteries: AA, AAA, C, D, 1.5V,9V, and button types.
【Convinent】This will keep you from wasting good batteries by throwing out good ones.
【Fits】AA/AAA/C/D/9V/1.5V Button Cell Battery (Batteries not included)
【A Must-Buy】For anyone who uses regular or rechargeable batteries regularly.