The device makes a very high-quality and robust impression, is relatively heavy and metallic in his hand. A long-term experience, I can not but give the 15000mAh capacity should also bigger cell phone batteries can be charged four or five times. The shop is felt just as fast as at the outlet, which I've not yet used simultaneously both outputs.
The built-in LED is a nice gimmick but as a flashlight, the device is rather impractical. ;-)
Toll is the supplied bag that sufficient cushioning provides to the battery pack without further precautions to be able to grab the other luggage.