Feature: 1. Efficient Cooling: Featuring powerful semiconductor electronic cooling components, this refrigeration unit offers exceptional cooling capabilities with stable structure, quickly lowering water temperature while consuming less energy and producing minimal vibration. Supports for Tuya smart connectivity. 2. Reliable Performance: The aquarium chiller utilizes optimal construction and advanced cooling technology to deliver consistent and accurate temperature control, ensuring optimal conditions for your pets. 3. User Friendly Design: With an intuitive control panel and adjustable settings, this aquarium cooler is easy to use, allowing you to effortlessly set and maintain the desired water temperature. 4. Conveniently Smart: Simple structure, easy to use keys, red switch, and complete accessories enable quick installation and start up. The clear digital display screen shows real time temperature, allowing you to easily check and adjust settings with the press of a key. 5. Robust Construction: Crafted with premium sheet metal and paint process, this water chiller offers heat resistant, impact resistant, weather resistant, wear resistant, erosion resistant, and durability, ensuring a long service life. 6. Versatile Application: Ideal for various uses including hydroponics, cold baths, ice baths, and fish tanks, this chiller is a multifunctional choice for aquarium enthusiasts. Specification: Item Type: Aquarium Chiller Material: Alloy Steel Temperature Display Range: -55℃ to 120℃ Supports APP: for Tuya Current: 0.35A Power: 70W Cooling Capacity: 45W Suitable for: Approx. 8mm / 0.31in (Internal) Soft Hose Water Flowing Rate: 1 to 3L/min Appropriate Lift Height: Below Approx. 3 meters / 9.84ft Suitable Fish Tank Size: 20L For Freshwater Tanks, Plant Tanks, Marine Tanks. . Package List: 1 x Cold Water Machine 1 x Hose 1 x Water Pump 1 x Water Pump Adapter 1 x Cord 1 x Adapter 4 x Clamp 1 x User Manual Note: Keep a distance of at least 10 cm between the machine and the surrounding space for air circulation.