1,Compact, strong and durable; 2,High efficiency 3,easy to install Features:1, Compact structure, strong and durable2, Uses high efficiency air-cooled condenser and realizes high heat exchange; Low power consumption3, Uses R22, R134A, R404A and R507A as refrigerant4, Used in medium, low and super low working condition5, Widely used in foods, chemical, pharmaceutical, display cases, supermarket ...