Reviews: does it work for kindle fire old version

Allfei: Any 5V-microUSB-chargeable device should be compatible with this product. ( Aug 26, 2014 16:15 )

Reviews: Does it work with Samsung galaxy S3

Allfei: yes, it can charge any 5V USB devices, like smartphones, tks ( Jul 5, 2014 18:7 )

Reviews: Will I need to purchase additional acessories?

Allfei: This unit comes with a standard USB to micro USB that can be used to charge the mini as well as Android devices. If you plan to charge Apple products, you will have to use your own Apple cord. Also the unit does not come with its own wall adapter. You can either charge it with the USB port on a computer or use the USB wall adapter that came with your other devices. ( Jun 17, 2014 10:41 )

Reviews: How do you charge it?

Allfei: It comes with a cord that allows you to charge it using a USB. You can plug it into a USB wall charger or into your computer to charge. ( Jun 9, 2014 9:17 )

Reviews: what is the output?

Allfei: 5V 800mA ( May 20, 2014 15:9 )

Reviews: When plugged into computer a red light came on. How do you know when it is fully charged?

Allfei: the light turns off :) ( Apr 29, 2014 18:27 )

Reviews: how do you charge the power bank?

Allfei: there is a cord that comes with it that you plug into it and plug the usb into any USB port. ( Apr 13, 2014 16:40 )

Reviews: Does it come with a cord to charge?

Allfei: It does. The cord looks exactly like the picture. You actually plug it into the charger plug you use for your phone. But indeed works good. ( Mar 25, 2014 15:45 )

Reviews: HOW LONG DOES IT TAKE TO RE CHARGE THE CHARGER?

Allfei: 3 hours. ( Mar 8, 2014 10:28 )

Reviews: Is it suppose to buzz when charging?

Allfei: No, it isn't. ( Feb 23, 2014 11:30 )