Portable Solar Waterproof Car Battery Charger & Maintainer 5W 12V

** No Returns, No Refunds ** - Charge Visualization: The indicator lights can help you understand the charging status - Intelligent Protection:  Built-in blocking diodes can prevent reverse charging and can be safely used for charging and maintaining 12V batteries. - Higher Conversion Rate: The regular convex points of surface distribution are conducive to the secondary propagation of light, absorb the radiant heat of solar energy to a greater extent, and greatly improve the photoelectric conversion efficiency. - Widely Used: The included 3-piece SAE cable kit is plug-and-play,it can be used for cars and 12V batteries. Comes with carabiner and suction cup to meet your different installation needs. Suitable for automobiles, RVs, motorcycles, ships, snowmobile, etc. - More Durable: The PET material can be waterproof and dustproof. A layer of epoxy board is added as a bottom plate, which is more sturdy (the broken panel will cause the charging efficiency to decrease).