Feature: 1. Real‑time monitoring of water temperature, automatic constant temperature, refrigeration/heating integrated, more convenient to use. 2. Electronic component design, no noise in cooling, low energy consumption for refrigeration. 3. Suitable for fresh water, aquatic tanks and sea water tanks, fit for aquatic plant cultivation, crystal shrimp farming, jellyfish farming, and coral farming, meet your different needs. 4. Easy to install and operate, only need a few steps, effectively save your time. 5. Made of high quality ABS, silicone and metal material, firm and durable, provide longer service life. Specification: Item Type: Aquarium Chiller Material: ABS+Silicone+Metal Size: Approx. 110x112x200mm/4.3x4.4x7.9in Weight: Approx. 2428g/85.6oz Color: As picture shown US Plug: 100-240V Power: 70-72W Fitment: 8mm/0.3in (internal) hose Suitable Water Flow: 1-3L/min Suitable Lifting Height: less than 3m/9.8ft Suitable Fish Tank Size: 20L~30L Pump Power: 3W Head: 0.4-1.5m/1.3-4.9ft Flow rate: 200L/H. Package List: 1 x Chiller1 x Chiller Plug1 x Chiller Adapter1 x Water Pump1 x Water Pump Plug1 x Hose4 x Fixed Collar1 x Manual Note: Keep a distance of more than 10cm / 3.9in between the machine and the surrounding space to facilitate air circulation.