Yajisi 20W 18V Monocrystalline Solar Panel with Battery Box – High‑Efficiency 30% Conversion, Ideal for Cars, Boats, Street Lamps & Water Pumps

The Yajisi 20W 18V Monocrystalline Solar Panel with Battery Box delivers high‑conversion power for a wide range of outdoor and mobile applications. Built with 30% efficient crystalline silicon, it maximizes charging speed even in low‑light conditions, ensuring reliable operation for fans, water pumps, and street lamps. The integrated battery box supplies steady power when direct sunlight is limited, making it ideal for cars, boats, planes, farms, and off‑grid street lighting. Lightweight and compact—just 11.8 in. wide by 22 in. long and under 2 in. thick—this kit is easy to mount and connect, providing a plug‑and‑play solution for renewable energy enthusiasts and professionals alike. Its durable construction and high stability guarantee long‑term performance, while the included connectors simplify setup. Whether powering a garden pump, a marine light, or a portable solar charger, this 20W kit offers efficient, dependable energy for any solar‑powered project.

• High conversion monocrystalline silicon delivers 30% efficiency, boosting solar charger output and reducing charging time for vehicles and outdoor equipment.
• Robust design ensures stable performance under varied light, offering reliable power for pumps, fans, and street lights even in low sunlight.
• Integrated battery box supplies continuous energy, enabling water pumps and fans to run without direct sun or external batteries.
• User‑friendly setup: place panel toward the sun and connect the included interface to any 18V device for instant power.
• Versatile kit works with cars, boats, planes, farms, and solar street lights, making it a green solution for diverse outdoor applications.