This item is a PD3.0/PD2.0 22.5W Power Bank Bidirectional Fast Charging Mobile Power Module.
Key Features: It is a DIY circuit board designed for building custom power banks.
Fast Charging: Supports bidirectional fast charging up to 22.5W and mainstream protocols including PD3.0/PD2.0, QC4+/QC3.0, FCP, AFC, and SCP.
Specifications: Includes a Type-C port, USB port, and a digital LED display for battery percentage.
Compatibility: Suitable for 3.7V lithium batteries such as polymer or 18650 cells.