GREAT WAY TO CLEAN UP A MESSY DRAWER:Do you really need one place to stash all the batteries instead of all over ? This battery drawer organizer storage case with tester holds plenty of batteries and fits perfectly in a drawer. The included battery checker tester is PORTABLE and easy to use and insures that the stored batteries are . You can remove the tester from battery holder case and use it SEPARATELY. Would make a great gift also! HOLDS MORE THAN 100 BATTERIES! The battery holders testers for aaa aa c d 9v digital and small batteries can be hold 48 pcs AA, 24 pcs AAA, 8 pcs D Cell and 10 pcs C Cell, 8 pcs 9V and some watch button batteries. It fit most sizes of rechargeable batteries as well! This battery storage box helps you see at a glance what kind you have and how many, fitting perfectly in a drawer or on a wall. AWESOME TESTER AND BATTERY RACK! This really nice battery for assorted batteries turns your mess of a battery drawer into perfect organization. Makes it easy to see