Halloween Decoration - Our Halloween lights are composed of 20 LEDs and is about 3 meters long. Two Modes Switch to be chosen - steady/ flash to meet different occasion and situation need. Battery Powered - Powered by 3x AA batteries, spider lights can be hung anywhere in yard, patio, indoor and outdoor, no plug needed! Low power consumption Halloween decoration light with a long service time, no overheating problem, safe and reliable.( batteries are not included) 3D Spider Hallooween LED string light is perfect decoration for Halloween theme parties, carnival, festival, celebration and special occasion!