Max Power Output: 40W PD Charging (20W+20W or 30W)
Single Device Charging:
USB-C1 & C2: 5V/3A (15W), 9V/3A (27W), 12V/2.52A (30W) Dual Device Charging:
USB-C1 & C2: 5V/3A (15W), 9V/2.22A (20W), 12V/1.67A (20W) per port, for a total of 40W combined
Specifications: The Charging Blocks has both USB-A and USB-C ports. Allows you to charge your cell phones, tablets, and watch simultaneously. Multiport 4 port usb charger are integrated into one charger, instead of taking up 4 wall outlets.