BIENDAY Con𝘵𝘪nus 1~5L/MIN 4.5Lbs Portable Oxygen Generator-Tube 93% Out Machine Con𝘵𝘪nus for Travel Use&C𝗈𝗆𝖾 𝗐𝗂th machine1𝟬𝑙𝑏𝑠 Accessories

Power: 100W Power Supply: AC: 100~240V 50/60Hz; DC: 22~24V Flow: 1~6 L/min Adjustable Noise: 45±5dB Size: 21*9.5*23cm / 8.7*7*9.1in Built-in Battery Capacity: 114Wh, 5200mAh Supply Mode: Continuous Weight: 6kg / 7.9lbs