Very good performance at low cost

This external battery power bank the company McGrey was provided for a review of Testberichte.reviews me.
From the values ​​it has a capacity of 10,000 mAh, a softened by about 300g and has a dimension of (L x W x H) 108mm x 72mm x 22mm. The appearance reflects elegance again because the black piano paint and the rounding of the corners represent a nice handy mobile battery.
The package includes adapters for mini-USB, Micro USB, Nokia adapter, 30-pin iPod / iPhone adapter. For other phones, the original cables are to be used.
Upon delivery of the cell phone battery had a cargo capacity of 100%. The charge level of the phone battery is indicated by an illuminated LCD display with battery gauge. A large button on the side activates the display. As an addition to the mobile phone battery has even integrated a flashlight. With a double click on the On / Off button, this flashlight is activated.
With two USB outputs (1 x 2.1A, 1 x 1A) can be loaded in parallel two devices. In the first test run I was a completely empty Samsung Galaxy S5 mini load and operate in parallel and a completely empty mini iPad and also surf in parallel with it. This means that you are on the go no less than 4-5 times can invite his smartphone. The iPad might only be 1-2 times.

I find the external battery power bank the company McGrey very good. Compact, stable, functional and sufficient energy for the road. From me is why 5 star.