Energy effciency ratie: ≥2.7 Rated voltage: 12V Roted Power: 400-750W Refrigerant capacity: 1600W Compressor Technology: Vortex frequency conversion Refrigerant Oil: POE68 Refrigerant: R134a Refrigerant filling amount: 300±10g Compressor Noise: 60db(A) Internal size: 540*320*125mm External size: 750*646*179mm Weight: 26kg