- All-season outdoor performance: Built for year-round outdoor use, this copper disc withstands sun, rain, snow and ice without losing effectiveness, making it suitable for long-term use in gardens, patios, courtyards and nature park areas. - Natural copper-safe cleaning: Pure copper disc helps keep bird bath water clear without harsh chemicals, creating a fresher environment for birds and reducing the need for frequent water changes. - Three-point stability support: Three-point rest system prevents shifting, hovering or tipping; stays balanced in any bird bath or water basin, even in heavy rain, wind or high-traffic outdoor conditions. - Rust-resistant and eco-friendly: Made of high-quality copper with a polished surface that does not rust or corrode, providing long-lasting algae control without introducing substances into natural bird habitats or water sources. Use scenarios: - In a backyard garden bird bath to maintain clear water across seasons with minimal maintenance. - On patios or decks for water features where stability on uneven surfaces and in windy conditions is important. - In nature parks or wildlife areas to offer algae control in an eco-friendly way without chemical additives.