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600W/300W 18V Solar Panel Semi-flexible Monocrystalline Solar Cell DIY Cable Waterproof Outdoor Connector Battery Charger

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CHINA United States Australia Russian Federation
600W 300W
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Product Details



Thank you for purchasing our product. For optimun performance and
safety,please read these instructions carefully before operating the
product.Please keep this manual for future reference


Tolerance: +/-5%
SLA Battery Voltage: 18V
Type of solar cell: Monocrystalline
Open Circuit Voltage(Voc): 21V
Short circuit current (Isc): 6A
Maximum ystem voltage: 20V
Temperate coefficient of Isc: (010+/- 0.01 ) %/C
Temperate coefficient of Voc: – (0.38 +/-0.01 ) %/C
Temperate coefficient of power Voc: -0.47%/C
Temperature range: -40 Cto +80 C

Solar Panel: 18V 300W high efficiency solar panel
Dimension: 1180mm*540mm
No-load Voltage: 18-23VDC
Load Voltage: 18V

■Warm Tips
1.Please make sure the positive and negative terminals of this product are
connected with the charged product’s positive and negative terminals before usage.
2.Please do not try to modify the PCB circuit unless you are a professional
technician.And we are not responsible for such a result.
3.The best working time: 9:00-17:00 (mainly for sunlight weather).
which is intended to extend the battery life and emergency charge usage.Please
choose other higher current products if you want a faster charging speed.


1.Please don’t scratch the surface of the solar panel with a sharps object.
2.Please make the solar panel exposed to direct sunlightto ensure the best charging speed while it is charging.
3.Please don’t place the charger in the rainny day,or it will lead to a short circuit.
4.The 18V 300W solar panel charger is built with an Anti-flow resistense preventerinsdie,it will not occur the backflow phenomenon.

■Product Description

The main function of this product is to charge the 18V battery of car,moto and motorboat or most of the 12V lead-acid and lithium batteries.The trickle charging will be helpful for extending the battery life though its
current is small.The charging method is not only energy saving,maintain battery life,but also can meet the needs of some small capacity car audios,which it’s very suitable for outdoor work,travel or camping.

18V car, batteries and so on.

300W Solar panel
2X300W Solar panel

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How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


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If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
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If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

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*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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