Usage Tips: Made of high quality materials,more durable Special features Safe protection against calcification, protection against calcification, steam, refillable, , efficient decalcification The permanent decalcification provided by the cartridge extends the service life of your machine Suitable for steam cleaners When the descaling cartridge symbol lights up red on the display of your device, simply remove the current cartridge and insert the one Replace number:2.863-018.0,28630180 Fit model: For Karcher Steam Cleaners Fits Models: SC3 series SC 3 EasyFix SC 3 Upright EasyFix SC 3 Upright EasyFix Premium SC3MX SC3 127V BR Material:plastic colour:White Package Contents: 2 * Descaling Filter Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.