OX-5A Delivery Rate (LPM) : 0.5~5 Maximum Fow (LPM) : 5 Output Pressure (KPa) : 58 ± 6 (8.5 ±0.5psi) Purity (%) : 93 �±3(0.5-5.0 L) Power Consumption ( W ) : 300 ( Aver.) Weight (Kg) : 14.6 Noise Level dB(A) : front 1 M < 42 Dimensions (mm) : 368 (L) x 342 (W) x 572 (H) OCI ( Optional ) Warranty : 3 Years