Power up your Raspberry Pi the right way! This is a simple 5-volt, 2-amp micro USB AC adapter. It's brand new, generic/unbranded, but built to provide stable power for your Pi B+ or Model B board. Comes in basic retail packaging. Just plug it into the wall and your Pi—no more dealing with underpowered USB ports. A must-have accessory to prevent random reboots and keep your projects running smoothly. Also handy for other small devices that use a micro USB charger. Reliable, affordable, and does the job.