Ebay offers Anker Solix PS30 Solar Panel 30W Foldable Portable Solar Charger 2-Ports |Refurb for $48.79 (reg. $79.99) after code with free shipping. 

Apply Code: TECHREFURB20

Product Description:
Peak Power 30WUSB-C Output 5V⎓3AUSB-A Output 5V⎓2.4AWeight 2.4 lbDimensions (Folded) 10.7 × 8.8 × 1.7 inDimensions (Unfolded) 35.6 × 10.7 × 0.7 in
On-the-Go Charging: Wherever the adventure takes you, easily charge your smartphones, tablets, cameras, and more with USB-A and USB-C ports.
IP65 Weather-Resistant Protection: Rain or shine, Anker PS30 Portable Solar Panel withstands various weather conditions, always delivering power. Perfect for camping, hiking, and outdoor activities.
Easy-to-Carry, Foldable Design: With portability in mind, the solar panel is lightweight, compact, and foldable for easy storage and transportation. Ideal for travel and outdoor enthusiasts.
30W Solar Charging for Multiple Devices: Harness the sun's energy for reliable charging anywhere. You'll even have enough power for multiple devices.