Shyueda 12V 20w Solar Battery Charger Pro - Built-in Intelligent MPPT Controller Waterproof for Car, Automotive Boat, and Marine RV Trailers - Solar Panel Trickle Charging Kit (SP-20W)

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• 1.High-Efficiency Solar Panels: The upgraded 20W solar panel is constructed with premium, high-efficiency solar cells that ensure optimal power conversion and reliable performance, even on cloudy days. Perfect for maintaining 12V batteries in cars, motorcycles, boats, RVs, trailers, and more.
• 2.Advanced Battery Protection: This solar battery trickle charger includes a built-in blocking diode to prevent reverse discharge, overcharging, and short circuits. Keep your battery safe and extend its lifespan with consistent, regulated charging.
• 3.Durable, Weatherproof Design: Built with a robust ABS frame and high-transparency glass, this portable solar charger is designed to withstand harsh weather conditions. Its waterproof construction ensures reliable operation in rain, snow, and other challenging environments.
• 4.Convenient : Simply plug the charger into your vehicle's power socket (cigarette lighter socket) or connect directly to the battery using the included alligator clips. No additional maintenance required, making it a convenient solution for long-term battery maintenance.
• 5.Versatile Compatibility and Support: Ideal for a wide range of 12V batteries including those in motorcycles, vehicles, RVs, trailers,cars, boats ,snowmobiles and more . Comes with a 12-month warranty and lifetime technical support, ensuring peace of mind and satisfaction with your purchase.