🎉UKKITEK Portable Oxygen Generator,1-9L Adjustable Low Noise oxygen concentrator machine

At UKKITEK, orders are processed within 2 business days (up to 3 during peak seasons).

We ship across the United States, including Hawaii, Alaska, and Puerto Rico, via USPS. Delivery takes an estimated 7–10 business days.

Enjoy free shipping on all orders. Prices include taxes and duties, so no extra fees will apply.

A USPS tracking number will be provided for every order.

At UKKITEK, we want you to be fully satisfied with your purchase. Please review our refund guidelines below:

Returns are accepted within 14 days of receipt. Items may show minor signs of use and partial refunds may apply. Promotional items are non-returnable.

To request a return, please contact our customer service team via email with photos if needed. Customers are responsible for return shipping costs.

Refunds are issued to the original payment method within 7 business days after the return is received and inspected.

Lost or damaged packages will be reshipped free of charge. If an incorrect address is provided, you may choose to pay for reshipping or request a refund (shipping fee deducted).