The Argus adjustable wireless charging stand supports wireless charging technology and has a charging efficiency greater than 70%. It's input is 5.0V/2A and wireless output is 5.0V/1.0A 5W. It has a large imprint area and easily disassembles for storage and transport. Adjust the height of the charging pad to match the size and preferred orientation of your phone. This item has many certifications including; FCC-ID, CE RED, Cert (Standard EN303417, EN30148 9-1, EN62311, EN60950-1), ROHS Cert & Report (Standard 2011/65/EU).