This folding solar panel is supplied without a solar charge controller, to give you the flexibilty of choosing a controller that best suits your application Made of 5 busbar monocrystalline solar cells which have higher efficiency and better performance (particularly in low light and shade) compared to other solar cells Manufactured from 100% non-rusting materials, this waterproof solar panel can be used in all weather conditions Comes with a sturdy storage case made with a layer of foam for added protection, adjustable aluminium stand, easy grip handle, latches and 5m single core solar cable Great for all 12V/24V off-grid installations on vehicles or boats (caravan, motorhome, campervan, yacht etc) and standalone off-grid solar systems such as lighting or backup. Scroll down to Product Description for more details about this product, Weight: 33.0693393 pounds, Manufacturer: Photonic Universe