Features Soft Start: The Fast Charging Module Has A Built In Soft Start Function to Prevent Faults Caused by Excessive Inrush Current During Startup Multiple Protections: The Charging Module Also Integrates Output Overcurrent, Short Circuit, Overvoltage, Over Temperature And Other Protection Functions to Ensure Safety During Use. Automatic Adjustment: The Fast Charging Module With Protection Function Can Automatically Adjust The Charging Current to Adapt To Adapters With Different Load Capacities. High Reliability: In The Charging State, The Output Discharge Port Will Be Closed to Prevent The input High Voltage from Damaging The Live Equipment, with High Reliability. PCB Board: The charging board is made of high strength PCB, which has good wear resistance and high temperature resistance, not easy to deform or break. Specification: Item Type: Mobile Charging Module Material: PCB Purpose: For mobile power supply Package List: 1 x Mobile Charging Module Package List 1 x Mobile Charging Module