AC-DC Switching Regulated Power Supply 5VDC @ 3000mA; 2.5 x 5.5mm (+) center polarity; Part # SW-53B
by PHC Enterprise, Inc.
$20.00
Part #: SW-53B
Input: 100~240VAC
Output: 5VDC @3000mA
Plug: 2.5 x 5.5mm 
Wall-mount