What is a USB PD charger? What advantages does it have?

pd slot Slot Conversion & Slot Extension · Slot Conversion & Slot Extension PD Passthrough Host USB-C Ports Without USB PD Support Not all

USB Type C Gen1 7in1 Hub HDMI 4K60Hz SD TF Card slot 2x USB Type A USB Type C PD RJ45 ر س Included VAT 15% Features: Upstream: USB Type C Male pd99 plus USB-C PD is a new standard that can deliver up to 240 watts of power, which is enough to charge laptops and other devices that require more power than USB-C