during the darkest nights or at dawn or dusk. the glow they provide is fluorescent and won’t just turn off but they will slowly fade away which means that you are likely to find your balls even after you wait for more people to tee.
if you’d like to spend your time on a serious game of golf with true to daytime quality balls, then many golfers claim that these are your best choice. they have the same size and weight compared to standard golf balls size and contrary to led ones there are no battery and light sealed inside. they are much softer, so you can use any club type 