I tried to implement your suggestions. First i had some problems caused by a little offset of the images which led to a double-vision of the entity in the world. At least i can assume that the trigger to plant the 2nd entity is works.

Now i have the following Problem: (see Pictures)
The (left) lamp ...

Run a Windows-Command by [Win]+[R]. Type %appdata% and hit [Enter]. A new window should open in C:\Users\<USER>\AppData\Roaming. Find the "Factorio\mods" folder, that's the one you are looking for. Copy all mods in there.

Thanks for your reply.
I believe you could try simply giving it huge internal buffer and refilling it by script every once in a while.
That sounds as a good idea. However, i am more interested in the "several entities spawned together" part, because i will use this more often.

I tried to figure ...

Hello,

tl;dr: I want a Lamp that produces energy at day like a solar panel, stores the energy like an accumulator and consumes the energy at night like a lamp. How can i achieve that?

I'm new to Factorio Modding, started today. I've done some tutorials, but those were kind of outdated or very ...