2C Converters + 2AA Rechargeable Batteries (Pre-charged). This Uniross U0150484 Size C battery is made up of an AA size Hybrio battery enclosed in a C sized convertor. The advantageous combination of the Hybrio low-self-discharge technology and the lightness of this battery makes it an ideal choice.

Features:

• Ready for use straight from the pack and offers extremely low self discharge for longer lasting usage
• Multi usage + long life - Replaces up to a 1000 ordinary batteries that makes it the ecological and economical alternative to disposable batteries
• With the supplied converters, you turn AA batteries into C batteries. Smart and handy, these 2 in 1 batteries are 100% compatible with all your applications!
• 2100mAh