Feature: 1. [Fast Cooling] This aquarium chiller utilizes R134A refrigerant, with faster circulating cooling speed without pollution, ensuring optimal temperature control. 2. [Quiet Operation] Built in quiet fan, this water chiller operates at less than 40dB, providing a tranquil environment. The porous design enhances heat dissipation efficiency. 3. [Easy Temp Adjustment] With a simple button press, you can easily adjust the temperature within the range of 10 to 50℃ (50 to 122℉). Whether for freshwater or saltwater, this water chiller meets cooling needs effectively. 4. [Pure Copper Evaporator] The internal pure copper evaporator ensures erosion resistance and maximizes heat exchange efficiency, guaranteeing reliable performance. 5. [Versatile Applications] Suitable for all types of hydrobiont, including fish, shrimp, and coral feeding, this water chiller is also ideal for hydroponic systems that require temperature regulation. Specification: Item Type: Aquarium Chiller Material: Alloy Steel Horsepower: 1/4HP Cooling Water Capacity: ≤16 Gal (60L) Temperature Setting Range: 10-50℃ Applicable Water Pipe: 8mm Inner Diameter Water Pipe Suitable Water Flow: 1-3LPM Suitable Head: Below 300cm. Package List: 1 x Aquarium Chiller 1 x Power Cord 1 x User Manual Note: 1. Handle with care during transportation, installation, and maintenance. 2. Keep a distance of at least 10cm between the machine and surrounding space to allow for air circulation and heat dissipation. 3. Need to purchase water pump and hose by oneself.