Features:

• Collapsible slide case helps protect batteries
• Holds four AA batteries
• Includes 4 AA NiMH 2500mAh batteries

Editor Reviews:

Product Description:
Sony's worldwide reputation for creating unique, attractive, high-quality, advanced technology products rests on a long line of innovations embraced by people from all walks of life. With a diverse product lineup serving a variety of lifestyles and industries, Sony continuously strives to introduce new products and technologies to meet changing market needs.

Rating : - AA batteries in case
I'm a new user of NI-MH rechargable batteries and really like how long they last compared to alkaline batteries. Having the carry case is nice to keep the batteries handy when on the go.