>>2956520
12v timer relays are a thing, something like pic related.
I am Ausfag so forgive the upside-down links. Just paste some similar descriptions into Amazon I'm sure it will come up.
>12v gear motor
https://www.ebay.com.au/itm/335036975776?_skw=12v+gear+motor&itmmeta=01K9NHH67903YS9281GW1DSW94&hash=item4e01c28aa0:g:1vMAAOSwPK5lCsCJ&itmprp=enc%3AAQAKAAAA0FkggFvd1GGDu0w3yXCmi1cu4wV41QXenRLR%2FkpkGwpW4mEeDu93xG07w04ZOFXFQxCzFay93Ui22MCKhqQMA2EzX4FVrbNXdR1CeD%2FH5Zo09UQXxiZf5dR%2BoZps7YkBUDxeNKKWDY3ukz0IXNb6L9FgU59Md0SjL7xBtT64R0qXD6MiZcFgZDlZE57Qli2NDnnMBAQVZstgzTs8BD5b9P3hMLNQC6PmpvNrX4Bz1yZ0dHR4QrSBmgGXZOld2QtwstDF2ul11E81Vyfcsf%2B780M%3D%7Ctkp%3ABk9SR5DkxLHNZg
>for temp control I used STC-1000 module. It controls heaters as well for night time.
https://www.ebay.com.au/itm/389124763268?_skw=STC1000&itmmeta=01K9NHKK809Y9G4BJM0JD7YF1Y&hash=item5a99a4ae84:g:TOoAAeSwV69o91RO&itmprp=enc%3AAQAKAAAA4FkggFvd1GGDu0w3yXCmi1e9MjFTNXaIFsfSCwhXesskOqSRiOzAsb5OMWDN0UcbP47V82jSzuZEgdL09Hh9stV8gJqV3CkkvY%2F8Xf06sqse159DBIh%2BNd6pFhp8Vh%2FalfXebuVNbwofOaVBSxU0Z6MMQ37SZl6NJ6xO5AOhGExT7vntBcNOKv2pCfVyTNUwIp5FSb2YAawgN%2BMa4mIdJj1G9G4PKBqzH8Ywx6zdhnVjVWLqmGBYaQDbzF31OnFP2fGpBoPRvVSiEcPwEhYq%2FC%2B%2FbzEHOIS16YdUsuyaH3SA%7Ctkp%3ABFBM2rTOsc1m
>a DPDT relay is required to change the motor polarity
https://www.jaycar.com.au/12v-dpdt-power-relay-10a-240vac-24vdc-contacts/p/SY4065
>2 limit switch/microswitches
https://www.jaycar.com.au/spdt-250v-5a-standard-micro-switch-with-lever/p/SM1039
>12vdc power supply
https://www.jaycar.com.au/12v-dc-1-5a-slim-power-supply-7dc-plugs/p/MP3486


Other stuff like wire, enclosures etc you'll have to work out for yourself. All of the metal brackets and parts I made with a hacksaw, hand file and cordless drill.