20W Solar Panel 12 Volt Trickle Battery Charger For Caravan Car Van Boat

20W Solar Panel 12 Volt Trickle Battery Charger For Caravan Car Van Boat Kit US Highlight description: 1.The conversion rate reaches 20%, using polycrystalline silicon solar cells, which are more efficient than ordinary amorphous silicon. 2.Waterproof and durable, using ultra-transparent and transparent tempered glass, strong light transmission, easy to clean, can resist hail, rain, wind, snow and other bad weather. 3.The built-in diode can prevent the daily charging time from being too long or the reverse charging when the power supply is connected reversely, avoiding the negative voltage to damage the follow-up circuit. The battery can not only prevent the power from running out, but also prolong the service life. 4.12V voltage, charger and charge holder, specially designed for 12v battery charging, with charging indicator, mainly used in cars, motorcycles, ships, agricultural vehicles, snowmobiles, ATVs and trucks and outdoor activities Daily maintenance of the battery. 5.After using the solar panel, the LED charging indicator will flash blue. 6.You can use four suction cups to install the solar panel on the windshield, which is convenient and saves space. 7.The function of the diode is to prevent the solar cell from being shaded alone, and the voltage becomes a load due to lack of light (no power generation), causing serious thermal damage. Detailed description: Material: Polycrystalline silicon solar cell Size: 43*21cm (Due to the manual measurement, there will be an error  of 1-3 cm.) Wattage: 10W Amperage: 450mA Voltage: 12V Parts List: 1 x car solar battery charger 1 x cigarette lighter plug (power cord 1.5m) 1 x battery charging cable (power cord 1.5m) 4*suction cups Note: 1. The parameters we marked on the product are the results of testing in the laboratory. Solar panels will be affected by many factors, so the efficiency may drop slightly It is different from when you use it. This is normal. Please make the panel face the sun angle to ensure that there is no shadow, which can provide better performance. 2. In order to ensure the working efficiency of the panel, please clean the glass surface of the panel regularly. 3. The main function of this product is to prevent the battery from draining, not to fully charge the battery. Immediate payment is needed, so that we can finish your orders, then dispatch and post them in time. We really appreciate your business with us, and hope to keep it lasting. Item will be sent as soon as possible after payment received in workday, orders in weekdays will be posted in following Monday. Estimated shipping time given by eBay is for reference, we sellers can not promise a exact date in special period, but we can provide a selection of shipping method to meet your needs. If you are not completed satisfied with your purchase, you can simply return the item to us in 30 days with 30 days of receipt. We will be responsible for the return postage if not of quality issues or transport damage. Please keep the items in an unused condition . We will make an exchange or refund once we receive the item and make a confirmation. We hope you can tell us your suggestions and pictures about the flaws. Thank you very much. We are always making efforts to providing better products and service. if you feel satisfied with us, please leave us a 5-Star on the Detailed Seller Ratings. In return, we will make a positive feedback as soon as we receive your payment. We always try to provide the most cost efficient products for customers, the smoothest payment and after-services, your feedback will help us make progress in many aspects.

Returns Accepted for this item if it's within 30 Days