These Solar Powered Deck Cap lights create the perfect amount of ambient light for your quiet romantic evening outdoor. They could also be a great conversation piece for your outdoor gatherings.These energy-efficient, low-maintenance solar lights add a charming, decorative soft yellow glow to your driveway, patio, flowerbeds, fence or deck post.Designed to fit a 4 x 4 (10cm x 10cm) fence post, these solar crackle ball lights require no wiring, which means you can quickly and easily install the post cap light anywhere in your garden.Please note: Solar LED lighting is dependent on the amount of sunlight they get each day. The run time will be reduced during non-summer months as charge times are reduced by hours of daylight and light strength.