I put a flashlight on my dog’s collar so I know where he is when he is outside at night. This was my first attempt at providing a light source for this purpose. I have to admit it kind of worked but not for long. The problem stemmed from the fact that the flashlight was round and bulky. The collar of my dog was also not made to have anything other than a leash being attached to it. Because of this there was no way to properly secure the flashlight to the collar that would last. I guess it w …