The product is designed with sustainability in mind, providing a durable solution for clean water. The easy-to-replace ultrafiltration membrane and pre-filter assembly are inexpensive, eliminating the need to replace the entire unit, and will be available for purchase at the same time soon. The rated pure water flow rate of this water filter: 1.5 liters / min. Maximum pure water flow rate: 3 liters/minute, allowing multiple people to use the filter at the same time, reducing waiting time. Features: Highly Efficient and Advanced: This upgraded hand-pressure water filter adopts multi-stage filtration technology, including Adsorbent Mineral Prefilter , PP Cotton Filter, Ultrafiltration Membrane Filter, etc., which can achieve 99.999% or even higher percentage of purification purity, effectively reduce the odor of water from the nature. With officially recognized water quality test report, it guarantees healthy drinking water for your outdoor travel. Eco-friendly and reusable: The product is designed with sustainability in mind, providing a durable solution for clean water. The easy-to-replace ultrafiltration membrane and pre-filter assembly are inexpensive, eliminating the need to replace the entire unit, and will be available for purchase at the same time soon. Unique Ceramic Core Check Valve Design: Adopting high precision ceramic core micro-pressure check valve, it has good sealing effect, strong water absorbing ability, and better isolates raw water from purified water for purer water output. Fast flow rate to meet the needs of the group: The rated pure water flow rate of this water filter: 1.5 liters / min. Maximum pure water flow rate: 3 liters/minute, allowing multiple people to use the filter at the same time, reducing waiting time. Preferred Materials: Our portable outdoor water filters are made of heavy-duty BPA and BPS free plastic that undergoes rigorous environmental testing to ensure maximum durability in any adventure or emergency preparedness situation. Lifetime Warranty: We are committed to customer satisfaction. If you are not satisfied with the product for any reason, please feel free to contact us. We will provide you with a satisfactory solution within 12 hours. Package Includes: 1 Camping Water Filter Purifier Listing and template services provided by inkFrog