Terms & Conditions

Last updated July 23, 2026

These Terms & Conditions ("Terms") govern your access to and use of SiriusWatts (the "Site"), which is owned and operated by Sirius Software LLC ("Sirius Software LLC", "we", "us" or "our"). By accessing or using the Site, you agree to be bound by these Terms. If you do not agree, please do not use the Site.

1. About the Site

SiriusWatts provides free tools, calculators, guides and product information to help you size and choose portable power stations, solar panels and related equipment. The Site is an informational and comparison resource; we do not sell products directly.

2. No professional advice

All calculators, runtime estimates, capacity figures and recommendations are provided for general informational purposes only and are based on published specifications and standard real-world assumptions (such as inverter losses, depth-of-discharge and solar derating). They are estimates, not guarantees, and do not constitute electrical, engineering, financial or professional advice. Always consult the manufacturer's documentation and a qualified professional before purchasing, installing or operating electrical equipment.

3. Affiliate links & pricing

The Site contains affiliate links. If you click a link and make a purchase, we may earn a commission at no additional cost to you. See our Affiliate Disclosure for details. Prices, availability and product details shown on the Site are gathered from third parties, may be delayed or inaccurate, and can change at any time. Always confirm current pricing and specifications on the retailer's website before buying.

4. Third-party sites & content

The Site links to third-party websites, retailers and content (including embedded video). We do not control and are not responsible for the content, products, policies or practices of any third party. Your dealings with third parties are solely between you and that party.

5. Intellectual property

The Site and its original content, features and functionality are owned by Sirius Software LLC and are protected by applicable intellectual property laws. Product names, brands and trademarks referenced on the Site are the property of their respective owners and are used for identification and comparison only.

6. Acceptable use

You agree not to misuse the Site, including by attempting to disrupt it, access it through automated means in a manner that burdens our infrastructure, scrape content in violation of these Terms, or use it for any unlawful purpose.

7. Disclaimer of warranties

The Site is provided on an "as is" and "as available" basis without warranties of any kind, whether express or implied, including but not limited to warranties of merchantability, fitness for a particular purpose, accuracy and non-infringement. We do not warrant that the Site will be uninterrupted, error-free or that any information is accurate, complete or current.

8. Limitation of liability

To the fullest extent permitted by law, Sirius Software LLC and its owners, employees and affiliates will not be liable for any indirect, incidental, special, consequential or punitive damages, or any loss of profits, data, or equipment, arising out of or related to your use of (or inability to use) the Site or any product purchased through a link on the Site.

9. Changes to these Terms

We may update these Terms from time to time. Changes are effective when posted to this page with a revised "Last updated" date. Your continued use of the Site after changes are posted constitutes acceptance of the revised Terms.

10. Contact

Questions about these Terms can be directed to Sirius Software LLC.

This document is a general template and not legal advice. Consider having it reviewed by an attorney before you launch.