◾️Replacement plasma cluster ion generation unit for plasma cluster ion generators (IG-C20, IG-B20). ◾️Regular replacement of the plasma cluster ion generation unit is necessary to stably emit high-concentration plasma cluster ions. Compatible models: IG-B20-A, IG-B20-B, IG-B20-D, IG-B20-G, IG-B20-P, IG-B20-R, IG-B20-W, IG-B20-Y, IG-C20-A, IG-C20-B, IG-C20-D, IG-C20-G, IG-C20-P, IG-C20-W, IG-C20-Y 【Manufacturer】SHARP 【Model Number】IZ-CB20 【Product Name】Plasma Cluster Ion Generation Unit 【Condition】New, unused Opened once for confirmation, but I listed it because I ordered the wrong model number.