About this item 16 Gal Aquarium Chiller: This kit includes a chiller, , and hose, making it an excellent choice for beginners in fish farming and hydroponics. After the memory function is turned off and restarted, the chiller continues to cool at the initial set temperature. Setting Range: The temperature setting range of the chiller is 10‑50℃ (50‑122℉), which meets the needs of different cooling environments. Just press a simple button to adjust the temperature. The design of heat dissipation hole improves cooling efficiency. Rapid Cooling and Heat Dissipation: This water chiller adopts R134A, which has no pollution in circulating cooling. Built in a silent fan and multiple holes design ensure excellent heat dissipation efficiency without affecting daily life. Low Noise: The internal pure copper evaporator ensures effective erosion and achieves the most efficient heat exchange. This chiller is suitable for freshwater and seawater. The operating noise is less than 40DB, providing you with a quiet living environment. Wide Application: This water cooling system is suitable for home, hotel, and aquarium. Suitable for all types of hydroponic organisms, including fish, shrimp, coral breeding, and hydroponic system that require temperature regulation.