The External Battery Pack, RP-PB31 model from RAVPOWER, the right compromise

Battery chargers experiencing a craze among mobile users dappareils all kinds, processor speed and performance make our mobiles are faster but also more hungry énergieCest where lexternal Ravpower Battery Pack from home you will be of useful

A battery that has a capacity of 7.8 A (7800mAh)
6 refills for an I-Phone 5
Two full recharges on Galaxy Note,

A good compromise "Weight-amp" for a compact box of 10 cm by 6.5 cm and a thickness of 2 cm and a weight of 200 grams only.

The line of this battery is simple and of good quality, easy of use, is the entrance to the mini USB standard, a USB output jack, the "level indicator", 4 blue LEDs indicating the level of reserves and finally the start button to launch the load
Intelligent management is automated by the charger, the regulation is based on the load ... The hard part will be to plug the device!

Stable output voltage measured: 5.05 volts

The batteries are characterized by dauto discharge phenomena due to the own internal resistance to the quality of the element on this point, the test than a week without using the battery shows excellent resistance RP-PB31.
(No self discharge significant recorded)
Minimalist controls for easy operation:

Charging time.

On a traditional transformer (typically your notebook, count 8 hours to have the maximum level of the USB port on your PC it will take up to 10 hours if your device is completely "flat", however it is advisable avoid discharge Total (the Lithium Ion napprécient not necessarily unlike the old elements cadmium
A little trick to avoid monopolizing your ports, modern TVs are now all equipped with 1A USB connections (for keys) and 5A (for large disks), the evening television meeting was the opportunity to charge your backup battery ! (Using port 5A).

Most of lexternal Battery Pack RP-PB31

The power delivered

Simple operation

The ideal size for this power unit

A reasonable weight that lets you slip it in your bag

Technological quality finish

The least of the device

No supplied protective cover

A Single output