ACOPOWER 200W Portable Solar Panel Suitcase with 20A Charge Controller is the key component to an off-grid solar system. These solar panels are relatively compact and a breeze to set up. Great for camping, RVing, and lots of other off-grid applications. Battery ReadyGrade A monocrystalline solar panels with 20A waterproof charge controller, MC4 connector, and alligator clips makes this product an ideal option for 12V battery charging. PortableFour 50W solar panels attached in pairs for portability. Case design facilitates transportation and helps keep solar panel safe when storing. Easy SetupPre-installed stand allows for easy, quick setup. MC4 connectors or Anderson plug allow easy installation to RV or battery unit. Detailed DesignCorner protectors, Anderson plug, MC4 connectors, junction box with diodes, handle, latches, fuse, and carrying case. Aluminum frame provides a solid, lightweight structure. Designed with details to deliver reliable, high-end green power. SpecificationsType: Four 50W Solar PanelsFolded Size: 39.6" x 26.4" x 1.4"Weight: 48.8 lbs. Max Power: 200W 17.6VMax Circuit Voltage: 21.1VMax Current: 11.43AShort Circuit: 12.34A Four 50W panels & case design for portability Aluminum frame for a solid, lightweight structure 20A waterproof charge controller | Acopower PTK 200W Portable Solar Panel Suitcase with 20A Charge Controller in Green