Solution to the light at night to see where you pee:
https://www.amazon.com/gp/product/B01JIYYNY2/ref=ppx_yo_dt_b_asin_title_o01__o00_s00?ie=UTF8&psc=1
Set one on the back of of your john.
Put tape over the lens until you have just the right amount of light to see where to pee, but not enough to wake you up.
Or, one of these......
I don’t need one because I’m female.
Or replace a standard 7W night light bulb with a red bulb from your Christmas tree - preserves night vision.