These solar powered jam jar lights by smart solar will make a great decoration around the home or garden r r using the latest timer technology they will automatically turn themselves on for a 6 hour period when fully charged once dark each jar has a single white led bulb which is solar powered making them easy to set up and use whether hanging from a boarder hook or tree or placed on a table these charming lights will look great whatever the occasionr r white led bulbr solar powered