TiFFCOFiO Sprinkler Timer Outdoor, Digital Programmable for Garden Hose, Irrigrtion Timer with Rain Delay and Manual Mode (1 Pack)

No, it's just a $15 timer off of Amazon - you connect one end to your faucet and another to your hose. I don't see anything about a "hub" in the product listing or instructions. Here's the link: https://www.amazon.com/dp/B0D22N9B5R?ref=ppx_yo2ov_dt_b_fed_asin_title&th=1

Another alternatively you can use is a hose timer with a low bulkhead so it can completely gravity drain every 4 days. These are cheap as well and maybe a bit more accessible for the tech impaired who don’t want to deal with arduino. Either using the same filling mechanism or the ole fashioned way- waiting for rain Their AA batteries last over a year in my experience. Bucket $3 Home Depot Lowe’s etc Bulkhead -$4-5 https://a.co/d/06oqSvlu Timer - $15 https://a.co/d/0iZQZnwO