Brand New, Unopened.  Comes complete with charger and 4 batteries.

Monster MB 4-UHCRC AA Ultra 2100 Digital Camera Power Pack

Monster Ultra 2000 Power Pack Provides Fast Charge Time and Long Play Time for Your High-Drain Electronics.

At 2000mAh, Monster's Ultra 2000 PowerCells™ have super-capacity for longer performance. In the Flash Test-one of the most grueling challenges for any rechargeable-Ultra 2000 PowerCells delivered flash after extra flash, providing more power than other Monster rechargeables.

Monster Ultra 2000 Power Pack Saves You Money!

You'd have to buy hundreds of alkalines to do what one Ultra 2000 PowerCell can do! Because each PowerCell can be recharged hundreds of times with the compact and fast Monster Digital Charger MKII, you'll save hundreds of dollars over the lifetime of this 4-Pack.

Plus you'll help the environment without disposing of hundreds and hundreds of alkalines over time. Don't settle for just normal batteries-get more power and performance with Monster Ultra 2000 PowerCells™.

• Charges AA or AAA Monster PowerCells.
• Great for high-drain electronics, such as MP3 players and digital cameras.
• Each 2100 mAh PowerCell can be recharged hundreds of times with the Monster Digital Charger MkII.
• Includes charger and four 2100 AA PowerCells.