Ring Video Doorbell (1st Gen) Hard wired connection

I need to change the location of my Doorbell 1st Gen cam. Don't want to manuely chargh so i need a parmanent mains power. 1. Can I use the Micro usb socket always connectd to the mains ? Or need to only connect to the 2 screws ? 2. Any link to a compatible mains adapter from Mains to the Doorblle will be appriciated as. **I don't know what are the Adaptor spec to choose ?** 3. What Adaptor spec to choose ? What volts / Ampre to use Thanks