Check the listing for details. Solar Panel 18V 300W Flexible Durable Monocrystalline Solar Cell Battery Charger. Condition: New. Listed at 108.88 USD. 300W Solar Panel Kit Power Generator with 40A Solar Controller Home RV Camping Emergency Power Brand new and high quality - With a semi-flexible design, you can bent the solar panel appropriately to suit a wider range of applications. - The solar panels comes with high conversion rate, high stability and good durability. - It has a single crystal R chip and can be used in any place and situation like automobiles, homes, boat, motorcycles, etc. - With the strong sun in the summer, the solar panel can efficiently convert solar energy. - Equipped with advanced polyethylene coating technology, the surface of the battery is plated with dark blue reflective film. - The solar panels can withstand all kinds of environments with high waterproof performance. - Anti-scratch, non-foaming, easy to cl.