I am going to purchase this item (Jackery Explorer 3000 Pro 3000-Watts Portable Power Station (2 Solar Panels Included), what additional unit do I need to purchase to expand my power?

Dear customer, thank you for your interest in Jackery products. The Jackery Solar Generator 3000 Pro is designed to cater to a wide range of power needs, including two solar panels for versatile solar charging. You will receive the following items with this product: 1*Explorer 3000 Pro, 2*SolarSaga 200W solar panels, 1*Transfer Switch, 1*Car Charge Cable, 1*AC Charge Cable, 1*DC7909 to DC8020 Adapter, and necessary accessories for the Transfer Switch. However, for those looking to customize their setup further, here are a few suggestions: ①Solar Panel Connector: If you find the need to connect more than two solar panels, you may consider purchasing solar panel connector to expand your solar charging capacity. ②DC Extension Cable for Solar Panel: For outdoor use where you require a longer reach for your power station, our 5-meter extension cable offer the flexibility to extend your power options without constraints. Please note that these additional accessories are not necessary for the basic operation of the power station but are available should you wish to enhance your setup according to your specific requirements. We are here to support you in making an informed decision and to ensure that your Jackery experience meets your expectations. Should you have any further questions or need assistance with your purchase, do not hesitate to reach out (Customer Service: hello@jackery.com / +1-888-502-2236 Weekdays 9AM to 5PM PST). Warm regards, Jackery Support Team