1009S Specifications

Flow Rate: 1-5L/min
Concentration: 95%±3%~60%±3%
Mode: Pulse flow 
Net Weight: 3.5lbs(1.6kg)
Dimensions: 301x101x75mm(11.8x4x2.9in)
Noise: ≤60dB
Battery Life: About 6-3.5 hours(single battery 1-5 setting)
Battery Charge Time: ≤4 hours
Input Voltage: AC 110-240V, 50/60Hz; DC 12-16.8V