The Premium and Extreme unit even have a built in light (LUX) sensor, which you can programme to trigger the opening and closing of the pop hole
Until one terrible night, I'd had a somewhat convivial evening at the "Ship" and returned home - sufficient to say that night I had forgotten to close the pop hole
into the field.
At Day Lay they have access 24 hours a day thanks to a fox-proof pop hole
"A provider needs to know coffee is delicate and shipped in burlap bags that easily pop holes
or break when you life them with lift gates," Bagley said.
They could go outside, through "pop holes
." But they had been conditioned not to.