Maintain the battery health of your snowmobile, motorcycle, and car with the Goal Zero Boulder 100 Briefcase Solar Charging Kit. It features two 50-watt panels chained together and connected by a hinge for all the power and convenience you need. Moreover, designed with strong tempered glass and an aluminum frame, it’s built to last. This Goal Zero charging kit comes with a pre-installed 10A Charge Controller and an integrated 8 mm Connector. It also includes a Spade to SAE Cable and SAE to Alligator Clips plus SAE to Ring Terminal options for connecting to 12V batteries. So you don’t need to purchase any additional attachments or accessories. Most impressively, it uses the sun’s energy to power this gadget for a sustainable alternative.