Features:

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

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

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

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

Material: Copper

Size: Diameter 9.8cm/3.86inch, thickness approximately 0.5mm/0.02inch