• one (1) year warranty from the original date of purchase

  • 30 -day money back guarantee

  • 90-day free replacement



  • The warranty doesn’t cover the damage caused by external forces, for instance, crash of your drone/quad-copter/sailplane, lightning strike, power surge, misuse, tampering, breakage, liquid spills, shocks, falls, ect..

  • Claim for full refund after 30 days will be rejected. Hence, please check your order once receiving product.

  • Please send back all the parts and accessories when you return the product(s). Otherwise, we don’t accept refund or replacement. If necessarily, we will charge you extra money as depreciation fee.

  • All Divimath warranties will be only applied to the purchases from hd-zero.com web-stores.

  • Returns will be rejected unless clearly marked with a Return Merchandise Authorization (RMA) number supplied by the hd-zero.com.



1. What are your return instructions?

1) Request an RMA (Return Merchandise Authorization) number from Divimath Customer Support by emailing support@divimath.com. Please advise your order ID/email address used for the order and reason for the return;

2)Package products along with a copy of the RMA form and write the RMA number on the outside of the box and send to the address provided by Divimath Customer Support;

3) Provide tracking number of returned parcel to Divimath Customer Support for replacement or refund.

2. Can I get refund if I am not happy about what I bought?

Yes. At any time within 30 days of receiving your order, you could contact Divimath Customer Support to return the product(s) for refund if you are not 100% satisfied with the purchase. Please kindly note, you will pay for the postage to return the product(s).

3. What can I do if the product is defective?

Please feel free to contact Divimath Customer Support by emailing support@divimath.com and provide details regarding the issue. We will offer technical support to help resolve the issue. If the product still doesn’t work, we will arrange free repair or replacement for you if your purchase is still under one year warranty.