Spread a little luck of the Irish with these novelty shamrock string lights! They feature 20 mini green shamrocks on a clear wire with a battery pack. Automatic timer function allows for 6 hours on and 18 hours off. Product features: color: green bulbs / clear wire. Green shamrock-shaped light covers. Number of bulbs on string: 20. Bulb size: concave wide angle. Spacing between each bulb: 3.5". Lighted length: 5.5'. Total length: 6.3'. 10" lead cord. Additional product features: led lights use 90% less energy. Cool to the touch. Suitable for indoor use only. Requires (3) "aa" size batteries; not included. Automatic timer function with 6 hours on and 18 hours off. Non-replaceable bulbs. On/off switch located on back of battery pack. Cannot connect multiple sets together. Dimensions: 6.3'l x 1.25"h. Material(s): plastic/wire Number of Batteries: 3 Number of Lights Per String: 20 Battery Type: Lithium Cells Light Functions: Constant Light Spacing: 3 1/2 Inch Light Bulb Type: Led Power Source: Battery (not Included) Measurements: 1 Depth/Inches, 76 Width/Inches, 1 Height/Inches Weight (lb.): 1 Lb Base Material: 100% Plastic Battery Size: Aa Care: Spot Clean Certifications And Listings: Ul Listed Country of Origin: Imported