The bigger one is a sla05vdc-sl-a relay, found on automotive charge controller like this one:
Walfront 12V 24V 48V Lead-Acid Battery Charge Controller Protection Board Auto Start/Stop Module
Features: If set start and stop voltage to a minimum (< 6V), it can be used as a voltmeter to measure 7 to 60V voltage. With energy saving mode and restore to…
www.amazon.com
The whole electronics setup looks like a dummy to me, and there certainly is no "AI" involved, it's just a handful of stuff from car supply.