／ No comments needed! Immediate purchase OK! Midnight silent purchase OK ◎ Follow-up discount information available ♪ ＼ ❣️ Bulk purchases are welcome ♪ Feel free to comment ^ ^ ❣️ Opened for inspection and photography, so listed as "Like New". ❣️ Please understand that items are stored at home and shipped in simple packaging before purchasing ( ¨̮ ) ▶︎ One pack can be used for several months Normally, the filter is replaced once or twice a month. According to this, a pack of 10-12 filters can be used for six months to a year. If you have pets that drink a lot of water, or if multiple pets share a water dispenser, you will need to replace the filter more frequently. Weswag Pet Water Dispenser for Cats and Dogs, Automatic Water Dispenser, Cordless, Filter Sponge, Set of 10 Replacement Filters, Bulk Sale 6-26 6-4-4