☀【Bifacial Solar Panel】Have you ever seen a solar panel with a transparent backsheet design? JJN is! Compared with traditional backsheets, this upgraded version of JJN's solar power system can generate electricity not only from the front, but also from the back! Efficiency increased by at least 5%!.☀【10BB Solar Cell】Are you still struggling to choose 9BB or 5BB solar panel? 10BB is here! Less influence from shadow, more power than average 5BB solar cell. Passed EL tested solar modules. 10BB solar cell, you best choice of solar power system ..☀【Durable Solar Panel】JJN 12V 200 watt solar panels feature a black corrosion-resistant aluminum frame. It can also withstand strong winds of 2400Pa and Snowload of 5400Pa. Both the IP65 junction box and IP67 has an excellent waterproof function. Allows you to use it outdoors with confidence..☀【Installation Friendly】Each 12V solar panel has specially designed pre-drilled holes for easy installation. It can fully meet the installation needs of various applications. For good partner adjustable tilt mount, please search: B09XB7TCDY..☀【Long Warranty】As a professional solar system manufacturer, We promise an extra-long transferable power output warranty of 30 years. Whenever you encounter any problems, JJN Solar Panels Service will actively provide you with professional off grid system solutions.