<p><b>Product description</b></p> <p>The battery will discharge in its natural state, easily causing damage to the battery.</p> <p>The solar panel aims to keep the 12V battery at an appropriate storage voltage by converting solar energy into electrical energy.</p> <p>The portable solar charger is light in weight and small in size, and comes with pre-drilled holes for easy installation. </p> <p>The included alligator clip and cigarette lighter, o-ring terminal, meet different needs.</p> <p><b>Reminder:</b></p> <p>1.If you use an alligator clip, please separate the clips before connecting the wires to avoid short circuit.</p> <p>2. This product is a trickle charger & battery maintainer for batteries and cannot be used as a fast charger!</p> <p>3. The better the sunshine, the higher the charging efficiency.</p> <p>4. If conditions permit, place solar panels directly into the sunlight to maximize efficiency.</p> <p>5.Don't use the solar charger when the car is starting and running so as not to cause damage to the solar charger.</p> <p><b>Specification:</b></p> <p>Solar Panel Type:Monocrystalline silicon</p> <p>Maximum Power:10 W</p> <p>Maximum Power Voltage:18 V</p> <p>Current at Pmax:0.56 A</p> <p>Volt:12 V</p> <p>Size:15.16×7.68×0.39 inch</p> <p>Weight:1.43 lbs</p> <p><b>Package:</b></p> <p>1 x 10W Solar Trickle Charger</p> <p>1 x Alligator Clip</p> <p>1 x O-Ring Terminal </p> <p>1 x Cigarette Lighter Plug</p> <p>2 x Carabiner Clips</p>