Frequently Asked Questions

Shipping & Orders

How long does shipping take?

Because we fulfill orders through international supplier and warehouse networks, standard delivery usually takes 7 to 15 business days depending on destination, customs handling, and carrier performance.

Will I receive tracking information?

Yes. Once your order is dispatched, we send tracking details by email so you can follow your shipment in transit.

Do you ship internationally?

Yes. Diutech serves customers in many countries. Delivery timelines may vary based on destination and local customs processing.

Products

Are your solar power banks fully waterproof?

Most rugged outdoor models are water-resistant rather than fully submersible. Ratings such as IP65, IP66, or IP68 help indicate protection against dust, splashes, and rain, but we do not recommend extended underwater exposure unless the product page clearly states otherwise.

Do GPS pet trackers require a SIM card or data plan?

Many connected tracker models require an active SIM card and compatible mobile data service in order to send location information to your phone. Please review the product page details before purchase.

How do I choose the right smart ring size?

Use a flexible measuring tape or a strip of paper to measure your finger circumference, then compare the result to the product sizing information on the ring listing.

Support & Returns

What if my item arrives damaged or defective?

Please email [email protected] within 30 days of delivery with your order number and a photo or short video showing the issue. We will review the case and arrange a replacement or refund when appropriate.

Can I return my order?

Yes. Please review our Refund Policy for eligibility, timing, and return conditions before starting a return request.