Best battery backup for apple iphone

[Ghajini]

Hi,

I am badly addicted with my apple iphone, i cant keep my iphone away from me during the day and night, I often play games and listening to music because of that my iPhone gets a low battery. so i am Looking for a good backup battery. There are a few out there but I'm confused which is the best one to buy.


please help

[NIcaBoy]

Buy iZap Battery Extender - Lithium Ion Battery triples battery life.

Product Features

• Triple Your iPod or iPhone Battery Life - Fits like a glove
• Works with your iPhone and iPod 30G/60G/80G too!!!
• A must have for iPod and iPhone video users. Add hours of time with this slim lithium ion battery extender.
• Charge the iZap battery extender via USB
• 5 hour charging time. Adds 10 hours of play time to your ipod, or triple the battery life of your iphone

[Silent~Kid]

Get the iPhone Fuel Rechargeable Battery Pack (2G/3G/3GS). It's not only a protective carrying case, but also an extended battery life all-in-one. One more thing, you can talk directly with that case and no need to remove the iPhone!

Features :

• Power on/off button makes more efficient usage of the fuel by only engaging when you decide to
• Rechargeable through a standard 5-pin usb cable (included)
• Fully supports syncing while iPhone 3G / 3GS is docked in the fuel
• Fully ratcheting 180-degree belt clip
• Easy slide in/out access to your iPhone 3G / 3GS

Extended Battery Life Specifications:

• Talk time : up to 9 additional hours beyond standard iPhone 3G / 3GS battery life
• Internet use : up to 7 additional hours beyond standard iPhone 3G / 3GS battery life
• Video playback : up to 8 additional hours beyond standard iPhone 3G / 3GS battery life
• Audio playback : up to 24 additional hours beyond standard iPhone 3G / 3GS battery life
• Stand by time : up to 250 additional hours beyond standard iPhone 3G / 3GS battery life

Specifications :

• battery capacity : up to 2300mA
• battery charging current : up to 450mA
• battery max discharging current : 2A
• power consumption : 5V/2.5W

Models :

• iPhone 2G
• iPhone 3G (8GB)
• iPhone 3G (16GB)
• iPhone 3G S (16GB)
• iPhone 3G S (32GB)

[kyosang]

Some iphone features may decrease your iPhone battery life. For example, the frequency with which you retrieve email and the number of email accounts you auto-check can both affect battery life. The tips below apply to an iPhone running iPhone 3.0 or later software and may help extend your battery life.

See here for more details on how to improve apple iphone battery life.