Animated by a sun-lounger neighbors on vacation, who quarreled with a solar panel auzuladen to his iPad, I have to buy me after the holiday decided a battery pack because deckchairs with electricity there is not (yet?). Because of the good reviews, I then decided for the 14000 mAh spare battery of RAVPower. Prompt delivery, very well packaged. Unpacking, charging and use, totally simple. Now for three weeks in operation, so charging my phone (Samsung Note 3), my iPad, my Gear fit, even my headset from Jabra. The battery has an amazing capacity, so you can easily load two devices paralell. Various chargers are now gone and have been replaced with the battery pack. Bin lot and it helps in all situations. In the evening cozy Skurz charge on my office PC on again. Conclusion: compact design with high capacity!