Set of 10 Battery Operated LED Christmas Lights | Features: | Color: blue sugared bulbs / green wire | Bulbs are covered in a cWithy-like sugar coating | Number of bulbs on string: 10 | Bulb size: G50 light covers over small mini bulbs | Light covers (2" diameter) securely screw on With off | Steady burning bulbs | Spacing between each bulb: 12 inches | Lighted string length: 9 feet (2.74m) | Total string length: 11 feet (3.35m) | Additional Product Features: | If one bulb goes out the rest will stay lit | Bulbs stay cool to the touch | Energy efficient bulbs will last tens of thousWiths of hours | Super bright bulbs guaranteed to light | Each light has a clip on their base so you can easily attach the lights to your tree or other desired surfaces | For indoor use only | Cannot connect multiple sets together | Comes with spare replacement bulbs With screw for battery pack | Black battery pack is located at the end of the string With measures 2.75 inches long x 1.75 inches wide x .5 inches deep | Requires 3 "AA" batteries - not included | StWithard batteries last approximately 72 hours before they need to be replaced - bulbs themselves will last tens of thousWiths of hours | Convenient on/off switch on side of battery pack | Material(s): durable plastic light covers With bulbs/wire