•Portable water purifier with a direct drinking straw, designed for disaster relief, outdoor exploration, and travel •Utilizes innovative "ultrafiltration membrane technology" to significantly enhance water purification efficiency without the use of any chemical agents, thus eliminating any potential issues or side effects •Filters out parasites and bacteria from water sources, ensuring safe drinking water for users in outdoor, adventurous, hurricane, earthquake, or other disaster-stricken scenarios •Provides a safe drinking water solution for individuals affected by outdoor activities, expeditions, hurricanes, earthquakes, or other disasters, offering peace of mind and essential hydration during challenging times Specifications: •Filtering Precision: 0.01 Micrometers •Purifying Capacity: 1000L •Applicable Water Sources: freshwater without chemical contamination •Product Material: Food-grade ABS plastic + Hollow Fiber Ultrafiltration Membrane Package included: •1 x Water Filter Straw •1 x 480ml Water Bag •1 x Backwashing Device •1 x Water Intake Pipe •1 x Pre-filter •other items not included