Bullet points:1, Advanced filter: rescue equipment water filter is designed with 0.01 micron thickness camping water filter, which can filter water effectively (one-tenth of a thousandth of the diameter of hair), removing odors and improving taste.2, Wide application: External water purifier filter is suitable for most outdoor water sources, such as lakes, rivers, springs, streams, ideal for outdoor hiking, camping, hunting, fishing and emergencies, providing safe drinking water.3, High efficiency: The water purification system for survival achieves an ultra-fast flow rate of over 200ml per minute, ideal for filtering large pots of water for the whole family, it has the characteristics of great durability and long service life.4, Hand pump design: The emergency survival equipment water solution is designed with an ergonomic hand pump, which is made of ABS material with food grade, labor-saving, and easy to use.5, Compact and Portable: The portable water filter pump has a compact size to hold in your hand, which is lightweight and portable, providing safe, harmless, odorless drinking water for you in an emergency. Description:1. Multi-stage physical filtration to ensure safe outdoor drinking.2. Selected ABS material, durable, high temperature resistant, more practical and not easy to damage.3. Strong adsorption force combined with a large water contact area