DUOFIRE Battery Storage Case Battery Storage Containers for AA/AAA/ 18650 and 4 PCS AAA to AA Battery Adapter Converter Cases (Transparent);

* * *Batteries are not included* * * 

Feature:
1.Suitable for store AA / AAA / 18650 Batteries, Water resistant and damp proof.
2. The Converter Adaptor is easy to use, just insert the AAA battery into the converter and it's the same as a AA battery. 
3.Ingenious Design, Small square case Can Be Connected Together.
4.Small square case with bayonet inside, can avoid batteries from rolling.
5.Color: Transparent, Material: High Impact Plastic - Easy for Carrying Around Efficiently.

TIPS :
1、If you want to open the case easily, Please push the latch.
2、About AAA batteries, please placing AAA batteries at 90 degrees from the AA position.And make sure the positive side outward, or it will caused the case not closing.
3、If you store rechargeable batteries, you should always keep batteries secured in a case to prevent accidental discharge. These battery storage cases can keep batteries organized, safe, and dry, holds enough batteries for you.