Cho Sinhyung and Jeon Jungjae has come up with a second life mobile phone concept. People often forget the importance of battery life and this concept helps them in improving the battery life of their mobile phones.
Please Read -
Apple iPhone 4 Battery Commercial [NEW]
4 Effective Tips to improve the battery life of Apple iPhone 4
The second life mobile phone concept focuses on a phone which will be supporting double display for saving battery life. The AMOLED display will be used when the phone is active and E-ink display will be used in the standby time to save battery.
E-ink consumes a very small amount of energy and does help in saving a lot of battery. The E-ink display will not only save battery but will also give an indication when the battery is low. The transparency level of the display will indicate that the battery is low.
[via yanko design]