Features: Unique dual ceramic membranes cartridge with 0.1micron holes Entirely removes bacteria in water， such as Escherichia coli， Staphylococcus aureus， Salmonella typhi， Vibro cholera， Legionella pneumophila， Giardia intestinalis Absolutely removes suspended contaminants of protozoa， algae， worms， dusts， etc. Nano-metal clusters media (NMC)， removes noxious soluble heavy metal ion， such as Pb， Cr， Cd， As 2000L water filtering capacity. Long time using Safe， convenient， and practical Easy to operate it and filter water It can turn water in lake， river and rain into drinking water， Suitable for outdoor hiking， climbing， camping， emergency， earthquake， flood， etcNote:1) The ceramic cartridge is filled with NMC. It is normal that The water output may be black at the first use. The water can be used after pumping and discarding the first 0.5 liter water.2) The water Output may be opalescent sometimes because of air bubble. It's normal and will disappear and clarity after a moment.3) When reusing filter after long-term storage， please pump and discard the first 0.5 liter water.4) Ceramic capacity depends on water quality. The dirtier the water the more often you will have to clean the ceramic. To extend ceramic filter life， please always use the best water source available.5) Do not filtrate the serious contaminated dirty water with the filter.Specifications: Color: Green Material: Ceramic， ABS， Nano-metal clusters media Total filtering water capacity: 2000L Flux: 0.3L/minute Dimension: 13.8*5.7*2.8cmHow to use:1) Place input hose in untreated water source (river， lake and rain， etc.). Adjust float to keep prefilter off the bottom and away from sediment.2) Place output hose into a clean water container.3) Hold the filter vertically and begin pumping the handle in a slow， steady manner.4) After filling water container with filtered water， remove output hose from container and input hose from water source. Continue pumping to remove remaining water from pump body.5) Wrap input hose and output hose around housing. Store filter inside the box (bag).Package included:1X Portable Outdoor Hiking Climbing Water Filter Purifier1X Tube Lubricant6X Abrasive Paper1X User Manual