Summary : 1.1 Product Name: 5V-12V Fast Charge PD Input Single-cell Lithium Battery 2A Charging ManagementChip Solution PCB Board1.2 Application: Convenient charging equipment, etc.1.3 Battery Pack: 3.7V lithium battery pack, multiple parallel or single series, fully charged at 4.2V (if4.35V is needed, PW4203A chip needs to be replaced and the shorting cap needs to be changedto the OP position)1.4 Input Voltage: 5V-12V (charging light on, fully charged light off, flashing light when no battery isconnected)
