Accumulators, electric; Breathing apparatus for underwater swimming; Buoyancy compensator devices for divers; Buoyancy compensator jacket for use in scuba diving; Chargers for electric batteries; Divers' masks; Diving goggles; Ear plugs for divers; Flotation vests; Life-buoys; Rechargeable batteries; Ring buoys for use in water rescue; Scuba diving masks; Smart watches; Swim floats for safety purposes; Waterproof cases for smart phones; Breathing apparatus for divers, namely, buoyancy bladders; Free diving weights to offset the buoyancy of a user's wetsuit; Protection and safety apparatus, namely, inflatable flotation devices