2×Battery 3L Portable Continuous Flow Oxygen Concentrators Adjustable 4GHz FHSS wireless connection ensures

4GHz FHSS wireless connection ensures a secure and private live stream that is only for you

comfortable for your hand

The actual product shall prevail

and greater scanning depth from 20 to 305mmfor different clinical applications

Dimension: 370 mm (L) × 360 mm (W) × 80 mm (H)

2×Battery 3L Portable Continuous Flow Oxygen Concentrators Adjustable 4GHz FHSS wireless connection ensuresOxygen Concentrators Features: Multi Purpose: Awesome for home, car, travel, and work, Including 2* battery. Charge 4 hours, Work Time for 2. 5 hours. 2 batteries work for 5 hours Low Noise: less than 45dB, night use will not affect sleep, It works with or without water, no need to refill at night. Portable and light: Size: 9*4. 3*6. 6 inch, weight 4. 4Ibs, with carrying Bag is portable Energy efficient, Economical Consumption: Power Consumption is