Bestbuy offers Jackery - Explorer 300 Plus Portable Power Solar Generator + 40W Solar Panel (288 Wh Capacity) - Black for $319.99 (Reg $399.99) with free shipping.

Product Description:
Jackery Solar Generator 300 Plus 40W combines Explorer 300 Plus Portable Power Station and SolarSaga 40 and is suitable for RV, camping, and other outdoor activities. The solar panels absorb the sun's energy to convert it into electricity, which is then stored in a portable power station. It can run most of your personal electrical appliances, including a laptop, drone, mini cooler, and digital cameras. The updated multifunctional outputs, including one pure sine wave AC outlet(300W), two 100W type C PD ports, and a 15W USB-A port, and a car port help you power five smart devices simultaneously.

• Power on the Go
  Weighing only 8.3 lbs, the Jackery Explorer 300 Plus Portable Power Station is incredibly lightweight, making it perfect for camping and road trips. Its one-button start ensures easy operation, while the pad-sized foldable solar panels make setup and storage a breeze.
• Diverse & Fast Charging
  Only 2 hours is taken to get the Solar Generator fully charged via AC outlet or 4 hours by connecting it to 100W SolarSaga Solar Panels or using the 100W PD port.
• Long-lasting Lifespan
  Thanks to Jackery's innovative ChargeShield technology, the battery life of Explorer 300 Plus Portable Power Station is boosted by 50%. Durable LiFePO4 batteries coupled with BMS protections ensures up to 10 years of use
• All-around Safety
  By adopting advanced lithium technology, this Explorer 300 Plus Portable Power Station is high temperature resistant, ensuring the cells operate efficiently and safely even at a high temperature of 45℃.
• Smart App Control
  Easily manage your Explorer 300 Plus Solar Generator via Wi-Fi or Bluetooth. You can monitor the remaining battery level and more on the App, and multiple advanced settings can be customized to meet individual needs while ensuring round-the-clock energy control.
• Superior Reliability
  The Solar Panel's IP68 waterproof and dustproof protection allows it to withstand even the harshest weather and conditions.
• Guaranteed Satisfaction
  Excellent 5-year long warranty. We provide our customers with 3 years warranty for every purchase of Explorer 300 Plus and an extra 2-year extended warranty once registered.