Promate GaNCharge-140W: 140W Type-C Power Delivery, 140W USB-C GaN Charger 30W QC 3.0 USB Port, 100W USB-C 3.0 Port, Black: From the producer GaN Technology for Effective and Robust Power Supply The GaNCharge-140W charger uses the GaN Chipset and next-generation GaNFast (gallium nitride) technology for high-power transfer and small size. Up to three devices, including phones, tablets, and earbuds, can be charged with the GaNCharge-140W.