We store your order history, email, shipping and billing addresses in your user account. For your security, credit card numbers, expiration dates, and CVV codes are never stored. User information is only used to ship goods and contact you in case of an order or shipping issue. We do not, and will never, sell or give any of your information to any third-party or send you any unsolicited advertisements.

At any time, you have the right to retrieve the data you have provided to our site. You have the right to modify all the personal information found in the "My Account" page. For any other request you might have regarding the rectification and/or erasure of your personal data, please contact us through our contact page. We will review your request and reply as soon as possible.


MAIANA™ devices are not finished products, they need to be assembled by end users to function. MAIANA™ devices are distributed for research and development purposes. MAIANA™ devices are delivered with the ability to transmit disabled by default and have not been tested for compliance with regulations governing transmission of radio signals. End users are legally responsible for using the MAIANA™ device for transmission. We do not recommend to rely solely on MAIANA™ devices for navigation and collision avoidance.

We do not recommend to rely solely on dAISy HAT for navigation and collision avoidance.

Technology and the laws and limitations imposed by manufacturers and content owners are constantly changing. Thus, some of the projects described may not work, may be inconsistent with current laws or user agreements, or may damage or adversely affect some equipment. Your safety is your own responsibility, including proper use of equipment and safety gear, and determining whether you have adequate skill and experience. Power tools, electricity, and other resources used for these projects are dangerous, unless used properly and with adequate precautions, including safety gear. Some illustrative photos do not depict safety precautions or equipment, in order to show the project steps more clearly. These projects are not intended for use by children. Use of the instructions, kits, projects and suggestions on is at your own risk. OpenMarine disclaims all responsibility for any resulting damage, injury, or expense. It is your responsibility to make sure that your activities comply with applicable laws, including copyright. Always check the webpage associated with each project before you get started. There may be important updates or corrections! If you feel uncomfortable with assembling any project or kit, simply contact us to return it for a full refund. OpenMarine is not responsible for your shipping product function or certification if you choose to use our products in your design.

Customer obligation

Acceptance of the offer compels the payment by the customer and the agreement with these terms.

Returning Purchased Items

We can only accept returns of products, within 14 days of receipt. Customers are responsible for return shipping costs and any fees charged by the bank or Paypal unless the product arrives damaged in shipment or defective. We will replace, repair or refund you for any confirmed damaged in shipment or defective product at your option. We will not accept returns if the product is damaged due to improper handling by costumer. Please contact us before returning any package!

Shipping, payment and taxes

See our terms and conditions about shipping, payment and taxes here.