The Battery Tender Solar Charger 021-1162 is a compact and portable solar charging device designed to keep your batteries charged and maintained. It is equipped with a built-in solar panel that harnesses the power of the sun to provide a constant trickle charge to your battery, ensuring it stays fully charged and ready for use at all times. This charger is perfect for use with a variety of vehicles and equipment, including cars, motorcycles, boats, and ATVs. It features a durable and weather-resistant design, making it ideal for outdoor use. With its advanced charging technology, the Battery Tender Solar Charger 021-1162 is a reliable and convenient solution for keeping your batteries charged and in top condition.