Fast Charging 12 port 12 amp USB power adapter Fast-charging USB power adapter Twelve (12) USB ports Four (4) DC 5V/3.5A ports Four (4) DC 5V/2.5A ports Four (4) DC 5V/1.5A ports Input: AC 100-240V Output: 0.5A - 3.5A w/automatic identification of charging Supports charging twelve (12) devices simultaneously