Specification AirFlowCapacity : 12 liters_per_minute Brand : WTMCC BulletPoint1 : [ Fine Bubbles for Maximum Oxygen ] The spherical design creates dense, fine bubbles, increasing oxygen levels for healthier fish, plants, and aquatic life. Perfect for aquariums, hydroponics, and ponds; BulletPoint2 : [ Premium & Durable Material ] Made from high-quality mineral materials, sintered at high temperatures for long-lasting performance. Safe for fish, algae, and plants; BulletPoint3 : [ Easy to Use & Maintain ] Soak in water for 20 minutes before use. Clean regularly to prevent clogging—turn off the air pump before cleaning. Low maintenance and hassle-free; BulletPoint4 : [ Versatile Applications ] Works in fish tanks, hydroponic systems, and outdoor ponds. Prevents water freezing in winter, extends nutrient solution life, and beautifies your aquarium; BulletPoint5 : [ Compact & Efficient Design ] ①2-inch diameter for optimal performance and 2 one-way stagnation valves, ②Delivers up to 5 L/min airflow, ③ Compatible with 3/16" or 3/8" tubing, ④Requires an air pump > 4W. Color : 2 Pack Department : unisex-adult Directions : Adults 18 years and older ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier1 : 0716842216751 ExternallyAssignedProductIdentifier2 : 716842216751 GpsrSafetyAttestation : 1 ImportDesignation : Imported IncludedComponents : Not ItemName : WTMCC Air Stone for Aquarium Fish Tank – 2 Pack 2 Inch Oxygen Bubbler with Non-Return Check Valve, Ball Shape Air Diffuser for Air Pumps – Enhances Oxygen Levels for Fish, Plants, and Hydroponics ItemPackageDimensions_Height : 4.33 inches ItemPackageDimensions_Length : 2.16 inches ItemPackageDimensions_Width : 2.16 inches ItemPackageQuantity : 1 ItemTypeKeyword : aquarium-air-pump-accessories Manufacturer : WTMCC Material : Stone ModelName : ASB-2b ModelNumber : ASB-2b NumberOfBoxes : 1 NumberOfItems : 1 OperationMode : Manual PartNumber : Air Pump Rebuild Complete Kit Pattern : Solid PowerSourceType : Corded Electric ProductDescription : Why Choose This Airstone? Boosts water quality and oxygen levels. Safe, durable, and eco-friendly. Enhances fish health and plant growth. Adds a decorative bubble effect to your aquarium or pond. ProductSiteLaunchDate : 2024-11-26T17:26:39.655Z Size : Round tornado nozzle trumpet SpecificUsesForProduct1 : Indoor Aquarium Fish Tanks SpecificUsesForProduct2 : Saltwater and Freshwater Style : Submersible SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 TargetAudienceKeyword : fish, saltwater, freshwater, aquarium fish tank UnitCount : 1 UnspscCode : 40151500 WarrantyDescription : 1 years