The iPhone 4 Nu Charge is a portable power and case solution all in one. The Nu Charge will double the battery life, keeping your iPhone 4 going long past its standard charge and eliminating the risk of losing power at critical moments. The Nu Charge can unleash 1400 mAh of power and can be turned ON/OFF. The battery life is indicated on the front of the case by a blue LED light, reminding you just how much back up time you have. The Nu Charge is only 6mm thick and weighs just 2 ounces, giving it a slim elegant design but also protecting your iPhone 4. This case has an integrated kick stand for landscape video viewing, making it a must have for your iPhone 4.