3GJUICE Transatlantic Three Use your iPhone during a long, transatlantic flight without a dead battery. Three handy, small batteries give your phone 300% extra energy. 3GJUICE loads the accu of your iPhone from 0% to 100%. Just remove the battery after 2-3 hours and your iPhone is charged 100%. Can attach directly to iPhone without the use of cables. Can be used while iPhone in use. No need to remove any cases when they have an opening for the 30 pins connector. Can hold a charge for many months when not in use. Has OFF-button for real shut down. 1750 mAh battery, strongest clip on battery in the world with no cables for the iPhone. Excellent building quality with high end parts Your iPhone 3G is also fully loaded (100%) when you use the 3GJUICE on an iPhone with 0% energy left. So it charges not partially as some other batteries do, but fills your device with maximum possible amount of energy. With intelligent circuit (IC) and printed circuit board to avoid any damage to your iPhone 3G. The IC can handle 2A, most other models only 1A. This enables us to give you a very stable output and excellent battery efficiency. In lab tests, we made 85% efficiency. Only real life counts: during tests in planes, cars, automobiles and public transport we achieved still 80% efficiency during hot and cold weather. Extra bonus: you can also charge all kinds of other Apple-players with the 3GJUICE: it charges all iPod