[Survival Level Design] This small LED lantern was designed for extreme weather & tough environments: 1. The IP68 waterproof level makes it work under 1.5-meter water; 2. Proven durability with repeated military-grade drops from 40 inches; 3. Exceptional visibility in thick fogs and adverse weather with anti-fog mode; 4. The SOS mode can be attention-grabbing when in danger. Perfect emergency light for power outages and the tough outdoors.