The Tronsmart 3-Port USB wall charger comes with a quick charge 2.0 Technology to charge Samsung galaxy S7/S7 Edge, S6/S6 Edge, LG G4, Nexus 6 and More, charge up to 75% Faster. Total Power 42W 3 Port (Auto detected charging port 5V/2.4A*2 + Quick Charge 2.0 12V/1.5A).