The DFR0852 is a 4 USB buck fast-charging module integrates the common 5V charging recognition function, this module can save a lot of charging time by triggering the peak current via fast charging protocol.
The SEN0447 is a capacitive proximity sensors can be used to detect all non-metallic objects with static electricity.
The DFR0849 is a 2 way buck fast-charging module that integrates the common 5V charging recognition function, it can save a lot charging time by triggering the peak current via fast charging protocol.