Description Equipped with premium monocrystalline solar cells, the Renogy 10W Solar Battery Charger Maintainer manages your 12V lead-acid battery in all daylight conditions by converting the sunlight into usable electricity and maintaining a healthy state of charge. The built-in MPPT (Maximum Power Point Tracking) charge controller intelligently manages the charging process and improves the charging efficiency by 10%-20%. The plug-and-play SAE connecter and included adapter cables make the solar battery charger maintainer a great fit for all applications. Note: For some makes or models of vehicles, the cigarette lighter port may not operate when the ignition is turned off. In such cases, please connect the solar battery charger maintainer to the battery directly. Key Features 【Effortless Charging】The highly efficient solar panel can charge and maintain a 12V lead-acid battery in daylight conditions. 【Smart Controller】The built-in MPPT charge controller ensures a safe and efficient charging process with a smart 3-stage charging algorithm. 【Ultimate Safety】The intelligent chip provides the battery and solar panel with comprehensive protections, including over-discharge protection, reverse polarity protection, and reverse current protection. 【Plug-n-Play Connection】The SAE connecter and adapter cables provide a convenient connection to most 12V lead-acid batteries. Specifications Rated Maximum Power: 10W Open Circuit Voltage: 21.6V Short Circuit Current: 0.61A Optimum Operating Voltage: 18V Optimum Operating Current: 0.56A Operating Temperature Range: -4~140°F / -20~60℃ Output ConnectorSAEDimension: 7.9 x 16.1 x 0.1 inch Weight: 15.8 oz
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