SecurityIng® Waterproof 550Lm XM-L2 U2-1A LED IP68 Waterproof Diving Flashlight 250M Lighting Distance 150M underwater distance with magnetic switch (without battery) (Misc.)
Video at Amazon.com See How to test the quality of workmanship of a watertight flashlight, if the next exchange and snorkeling vacation is still far away? Difficult. In this respect, for now remains only the classic "from-the-sink" test. Or
