Usage Tips:Revolutionary Water Clarity and Purity: This advanced water purifier cube is ideal for aquariums, horse troughs, and ponds. It utilizes activated carbon to effectively remove impurities, odors, and coloration, ensuring a pristine environment for all aquatic and livestock inhabitants. Cutting-Edge Activated Carbon Filtration: Equipped with superior activated carbon, this cube excels in absorbing detrimental substances such as ammonia and nitrates, enhancing water clarity. Its porous design maximizes area for optimal, chemical-free filtration. Robust and User-Friendly: Crafted for durability, this water purifier cube withstands aquatic settings. Installation is effortless-simply place it in the desired water body. It continuously purifies the water, maintaining freshness and cleanliness with minimal maintenance. Versatile and Efficient Water Purification: Designed to meet the needs of fish enthusiasts, horse owners, and pond lovers alike, this compact yet powerful cube fits seamlessly into most water containers, offering exceptional filtration capabilities. Sustainable and Safe Water Treatment: Our eco-friendly purifier cube is constructed from environmentally safe materials, providing a green solution to water treatment. It preserves the natural balance of water ecosystems while safeguarding beneficial , promoting a healthier aquatic environment. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Color:Blue Material:plastic Package Contents: 1 * Water Purifier Cube Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.