MateStar usbc charger block supports the power delivery and quick charge fast charging functions with a total power of up to 40W. The USB-C port supports a maximum power output of 20W which can charge your iPhone 16/15 devices from 0% to 50% in just 30 minutes, 3X faster than a 5W charging blick.The USB-A port offers a maximum output power of 3.1 A/5 V.