Battery Storage Organizer Case Holder Box with Tester, Double-Sided Batteries Fits for 269 Caddy Container AA AAA AAAA 3A 4A 9V C D Lithium 23A 4LR44 CR123A CR1632 CR2032 - Black

Features Large capacity battery storage organizer with batteries tester(BT-168): Battery holder has two sided design to store up to 269 batteries, fits for batteries variety pack meet all your daily needs.

Battery case comes with batteries checker, which can help you quickly test the life of battery pack you have and classify them.