AC-DC Switching Regulated Power Supply 5VDC @ 5000mA; 2.1 x 5.5mm (+) center polarity; Part # SW-55A
by PHC Enterprise, Inc.
$24.00
Part #: SW-55A
Input: 100~240VAC
Output: 5VDC @5000mA
Plug: 2.1 x 5.5mm 
Wall-mount