Can anyone tell me how to set a daytime temperature of 28 degrees C?

https://www.zoosky24.de/klimatechnik/thermostat/dragon-thermostat-digital I moved, and the thermostat was unplugged for too long. Now the programming is gone, and I can't find the manual. Unfortunately, I couldn't find it online. I've already googled my fingers to the bone, so please don't reply with links, but feel free to photograph or copy the relevant text. Thank you very…

Aquarium – C02 does not switch off at night, despite the timer being set correctly?

Hello, I have a small ada Mini M and started adding CO2 a few days ago. I'm using a HIWI double-chamber pressure reducer with a built-in solenoid valve. (See image). I turn the solenoid valve on and off with the light cycle. i.e. If the aquarium light goes out -> the C02 goes out etc….