Refund Policy

First of all, we’d really appreciate you purchasing our products.

We are sorry that our products can not completely make you satisfied. But we do hope our easy refund process can meet your requirements.

Before Return

Our used unit does not support an unconditional one-month return policy.

  • There is no artificially damaged.
  • All parts and accessories must be in the original package and no missing.
  • You can contact us for a return or exchange within 30 days after receiving the product.
  • If your address in not in the US , we will deduct the original shipping fee from your refund.
  • If you return is caused by a product defect, please contact us. We will replace the new product for you or refund the full amount.
  • If you request a return and refund after 7 days of receiving the package, we will charge you the appropriate service fee.
Product price 0-$99 $100-$299 $300-$599 $600-$899
Service fee $10 $20 $50 $80

    Refund Process

    1. Contact us:info@oxygenconcentrator.shop, let us know your order number and the reason for the refund.
    2. We will send you the return address.
    3. After you sending the product back to us, please email us the tracking number.
    4. After receiving the product, we will give you a refund and email you.

    Note: Please do not send the product back to the address on the package. This is not our return address. If you return the product to that place, that will affect your return processing.

    Please contact us by email to request a return address before returning.
    We cannot refund if it occurs one of the following two situations.
    1. Send products to the wrong address (including returning directly to the place of shipment without contacting us).
    2. Choose the return method for cash on delivery.

    Refund Time & Attention

    1. Refund: The refund will be processed to your original account.
    2. Refund time:
    For the Credit Card refunds, it takes 7-15 business days to be credited.
    For the PayPal refunds, it takes 72 hours to be credited.

    What do I do to cancel the order?

    Before shipment: please email us ASAP, and name the mail"cancel order". We always handle this kind of emails firstly.
    After shipment: unfortunately the order cannot be canceled after shipment. Please firstly email us to ask the return address and sign the package, and then sent it back to the certain return address we give you.

    Havent received a refund?

    Contact the credit card company and it usually takes some time before the refund is completed. If you have not received a refund after completing the above operation, please contact us.  info@oxygenconcentrator.shop

    What should I do if I want to exchange the product?

    Please contact us by email to inform us of the product, your order number and model you want to exchange, and if you need to change your address, we will help you with the replacement.

    How can I return the product?

    Please contact us at the first time info@oxygenconcentrator.shop, we will give you the appropriate return address, and will not accept unauthorized return.

    I received the product, but there are quality issue, what should I do?

    If the product itself has quality issue, non-human damage.

    TTLIFE will exchange new one for you.