This is a case for a charging board from aliexpress that you can use to make a 4-port USB A & C charging hub.
The USB-A ports supports up to QC 4.0, while the USB-C ports supports PD 3.0 & QC 4.0.
The charging board accepts 6-35V input.
You will need to use your own DC power supply with 5.5mm x 2.5mm DC barrel.
Charging board from aliexpress (select the four channel version): 1/2/4 Channel Mobile Phone SW3518 Quick Charger Adapter Module 6-35V QC4.0 PD3.0 USB Type-C Cellphone Fast Charge Board Support - AliExpress
The author marked this model as their own original creation.