The aquarium filter comes equipped with a spare propeller (models HW304A/HW304B), ensuring continuous performance and reliability. Key Benefits: - Original Accessories: Guaranteed compatibility with your aquarium filter, maximizing operational efficiency. - Enhanced Performance: Spare rotor maintains optimal water circulation, essential for healthy aquatic life. - Easy Replacement: Quick and hassle-free installation to minimize downtime for your aquarium. Important Attributes: - Function: Designed to efficiently filter aquarium water for cleaner, healthier environments. - Compatibility: Specifically suited for HW304A and HW304B models. - Material: Crafted from durable materials to withstand the rigors of aquatic environments. - Performance: Engineered to deliver strong and reliable filtration performance. Usage Scenarios: 1. Regular Maintenance: Replace your existing rotor during routine cleaning to keep your aquarium's ecosystem thriving. 2. Emergency Replacement: Ideal for quick fixes when your current rotor fails, ensuring uninterrupted filtration. 3. Upgrading Equipment: Use as a backup for spare parts to enhance the longevity of your aquarium system. Caution: This rotor should not be used in environments with high concentrations of iron shavings, fine sand, or hard solid particles. For safety, wear gloves during handling to avoid injury from the rotor's strong magnetism. Ensure operating conditions are maintained at approximately 35 degrees Celsius for optimal performance.