Weight (Standard): 1 lbWeight (Metric): 0.46 kgWidth (Standard): 2.75 inWidth (Metric): 7 cmLength (Standard): 7.5 inLength (Metric): 19 cmHeight (Standard): 5.5 inEffective against bacteria: YesEffective against chemicals/toxins: YesEffective against particulate: YesEffective against protozoa: YesEffective against viruses: YesFilter media: Ceramic Plus CarbonFilter pore size (microns): 0.2Flow (L/min): 1 liters per minFlow (strokes per liter): 85Field cleanable: YesField maintainable: YesWater Bottle Adapter: YesMaterial(s): Ceramic