Scosche flipCHARGE burst - Emergency Backup Battery & Charger for iPod and iPhone

"The flipCHARGE burst gives you instant power for your iPod or iPhone. This backup battery is capable of recharging the battery life of your iPod up to 70% or iPhone up to 30%. A flush folding USB cable and dock connector has been integrated to allow you to sync your device while charging. This cable is also used to recharge the flipCHARGE burst.

• Includes convenient carabineer
• Capable of recharging the battery life of your iPod up to 70% or iPhone up to 30%
• Flush folding USB cable and dock connector allows you to recharge and/or sync your iPod or iPhone
• Made For iPod touch (3rd and 4th generation), iPod nano (5th and 6th generation), iPhone 4 and iPhone 3GS