Features:Made of high quality materials, durable, corrosion resistant and aging resistant.The filtration precision is 0.0001 micron, and the filtering effect is good, and the harmful substances in the water can be separated.RO reverse osmosis membrane filter with smooth cover, which can guarantee the service life of the membrane and is easy to use and replace.It is suitable for drinking water purification, reducing bacteria, heavy metals, machinery, chlorine, sediment, rust, etc., purifying and filtering water purity, improving taste and smell.This product is suitable for most household water purifiers and water purifiers.Specification:Condition: 100 percent Brand NewMaterial: RO MembraneUses: Water FiltrationWorking Temperature: 5-50 CWorking Pressure: 0.4 MpaWeight: 50GPD: Approx. 202g or 7.1oz75GPD: Approx. 206g or 7.3oz100GPD: Approx. 226g or 8ozProduct Size: Approx. 30x5cm or 11.8x2.0inPackage List 1:1 x RO Reverse Osmosis Membrane1 x 50GPDorPackage List 2:1 x RO Reverse Osmosis Membrane1 x 75GPDorPackage List 3:1 x RO Reverse Osmosis Membrane1 x 100GPD(The type will be based on your choice)Note:1.Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.