Type: vertical; Voltage: 12V/24V; Air Volume: 250-450m³/h; Current: 30-50A Power: 300/1200W; Under voltage protection: 9-11.2V/19-21.5 Undervoltage restoration: 12.5/2.5; Cooling Capacity: 800-2200W COP≥2.5; Refrigerant: R134a; Oil: POE68; Refrigerant charge: 600g Rotational Speed: 1600-3800 r/min External machine size: 430*160*640 mm Internal machine size: 480*320*160 mm Power line specifications: 10 (2~5M)/16(2~5M) mm2