3 Pack Bird Bath Purification Disk, 4 inch 99.99% Pure Copper, Copper Bird Bath Disc, Outside Birdbath Cleaner Disks with 3 Point Support Keeps Water Fresh for Outdoor

["Widely Compatible with Clear Usage Guide : The product provides clear dosage instructions : use 1 disk for every 12 inches (about 30cm) of bird bath diameter (e .g . , 2 disks for a 24 inch bath) . Its compact disk design can be easily placed in most bird baths , fountains and feeders made of glass , ceramic , stone , metal or plastic","99.9% Pure Copper Purification : The purification disk is made of 99 .9% pure copper . It uses the principle of natural copper ion release to gently and continuously restrain algae growth in bird bath water . It provides a pure , safe drinking and bathing environment for birds","Save Time and Effort : After using the purification disk , algae growth is effectively slowed down . It extends the interval between tedious deep cleanings from a few days to several weeks , saving a lot of scrubbing time while keeping the bird bath clean and fresh","Easy to Use and Maintain : Simply immerse the copper disk in the bird bath water to start working . It is recommended to gently wipe the surface of the copper disk with household vinegar during weekly deep cleaning to restore its best activity and purification effect","Built for Outdoor Use : Designed specifically for outdoor environments , it can withstand high summer temperatures and cold winter weather , maintaining stable and long lasting performance . The pure copper material is rust resistant , ensuring reliability in various climate conditions"]