This Kurt Adler clear mason jar light set is a unique way to add to the lighting of your holiday or theme party décor! Each light in this novelty light set features a clear mason jar with a silver screw top lid and adorable details like writing on two sides of each jar. Pre-lit by 10 UL listed clear incandescent lights 30-inch green lead wire 12-inch light spacing Includes 4 spare bulbs Includes 1 spare fuse For both indoor and outdoor use Item size: 12-feet long Number of Lights Per String: 10 Features: Ridge(s) Light Functions: Constant Light Spacing: 12 Inch Light Bulb Type: Incandescent Power Source: Plug-In Use: Outdoor, Indoor Light Bulb Color: Clear Measurements: 2.75 Height/Inches, 2 Width/Inches, 138 Depth/Inches Lead Cord Length: 30 Inch Weight (lb.): 0.1 Lb Base Material: 85% Plastic, 10% Wire, 5% Metal Care: Wipe Clean Control Types: On/Off Switch Certifications And Listings: Ul Listed Country of Origin: Imported