The Powerpax 12 Pack AA Battery Caddy is great for those who plan on being out for some time, or use AA batteries frequently. The 12 Pack AA Battery Caddy is double stacked so it is about twice the width of the Slim Line 4AA Battery Caddy and of course, much longer. However, you have lots more batteries, just in case. This is a best seller and is great for GPS and Radio Gear. The Battery Caddy is perfect anytime you want to be prepared and ready to go at a moments notice. Specifications * Holds (12) AA Batteries firmly * Comes in highly visible orange or yellow * Holds disposable and rechargeable batteries * Unique locking mechanism * Lots of backup batteries, ready to go when you are The Powerpax Battery Caddy finally solves the problem of how to conveniently store your batteries in a compact and easy to find holder. This Battery Caddy was originally designed for pilots, but is also great for camping, boating, travel or at home use. The Powerpax Battery Caddy dispenses batteries with one hand for safety and convenience, provides all important terminal protection at both ends and is made of high quality engineered plastic. When we saw this one, we knew we had to offer it to our customers. It is simple yet efficient and inexpensive. The Battery Caddy lets you store your rechargeable or disposable batteries in a compact and easy to find holder which features a unique locking design that holds your batteries firmly in place. Best Glide offers the Powerpax in numerous versions and several colors. The Powerpax Battery Holder complies with all Department of Transportation Airline Regulations and is Made in the USA! Best Glide ASE offers the Battery Caddy in AA Battery Size Holders as well as the very popular Powerpax Combo holders, which allow for the secure storage of multiple size batteries in one convenient battery holder.