Specifications0 MODEL: DF-93 Oxygen flow( L/ min) : 0^ 5 Oxygen concentration( % ) : e93% ± 3% Oxygen delivery pressure( Mpa) : 0.03^ 0.07 Noise dB( A) : d50 Size( mm) : 508( Height) × 289( width) × 640( depth) Net weight( kg) : 24 Gross weight( kg) : 27 Power: AC 220± 10‰ 50± 1Hz Power consumption: d350W Electric classification : Class II Grade B Advantages0 Feature: Power failure, and low & high oxygen purity suit with timer and remote controller Note: Means under 1.013X105 Pa atmosphere pressure and temperature at 20 ± 5 Payment Details0 L/ C, T/ T in advance