2×Battery 3L Portable Continuous Flow Oxygen Concentrators for 30% 90% (1L: 90% ± MON RE 0710 46 30% 90% (1L: 90% ± 3 2L: 50% ± 3 6L: 30% ± 3) Cooling and dehumidification How to Choose the Oxygen Concentrator Size:9"(L)X4
Do not assume another person's credit can be transferred freely. Ask about unclear restrictions before submitting the purchase.
Ask about an unclear status before submitting a time-sensitive order. Allow for any stated steps needed after the product is provided.
Describe what changed after the seller addressed the issue. Do not claim a result you have not personally verified.