Specification parameters(24V) Refrigerant: R134a Refrigerant Oil: POE68 Noise: 57db(A) Refrigerant filling amount: 600±10g Air volume: 240-400m3/h External size: 726*370*179mm Internal size: 668*331*190mm Weight: 33kg Energy effciency ratie: ≥2.4 Roted Power: 150-850W Coolding capacity: 2000W Compressor speed: 1000-2500