1. Charging for your car battery, notebook computer or other 12V rechargeable battery designed with the solar power. 2. , environmental and safe. 3. Easy to use. Two elastic straps of the back, convenient to set in the sun visor, you can sunshade and charge the car battery at the same time. 4. Great for outdoor work or travel or camping training. Note: 1. Be sure to note when using the product is negative and the positive must be consistent with the charging products 2. If no , please do not go trying to change the product 3. The products are used to trickle charge the car battery, it is mainly used to supplement the power that loss by the car battery self-discharge, so you can always start the car. Do not try to to no battery charging or charge the battery itself is shortage. Power Consumption:12v 4.5w In perfect condition: Output Voltage:Over 18V DC Output Current:Over 250mA ( in 10000LUX) Colour:Black Material:single crystal Size:320x120x6mm Package Contents: 1 x 4.5w Solar Panel 1 x The Battery Charging Clip Line 1 x Car Charger Lighter Plug 2 x suction cup base 1 x English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!