Product Specifications: 2 filters This water filter is suitable for the following models : < /p>Compatible with Delonghi DLSC002 Compatible for BCO, EC series: EC 800/Eco 820/Eco 850/EC 860, EC 860.M/Eco 680, Bco 410/Bco 420 ... Compatible for ETAM series: primadonna/XS, Deluxe: etam 36.365, 36.365.M... Compatible for ECAM, ESAM series: ECAM 21.116.B, 21.116.Sb, ECAM 26.455 .Blb, 26.455.C, 26.455. Gym,ECAM 44.660.B, 44.620.S, 45.326.S, ECAM 23.420, 23.460, 29.660.sb, 350.75.S... High quality material: Our filter is tested and certified by TV SOUTH. High-quality ion exchanger and granular activated carbon can effectively reduce chlorine, odor, scale and other impurities in the water , giving you fresh water and delicious coffee . < b>Better machine performance : Our water filters can effectively soften the water and reduce lime deposits, improve the performance of the coffee maker and extend the life of the machine. Registration time: The lid of the water filter can be released for to register the current month of use. This will remind you when it is time to next replace the new water filter. < /div>