This is a Halloween decoration jack-o '-lantern led string of lights battery box party Halloween jack-o' -lantern string.There are six models of this product; including the battery box model with 10 lights of 2m; 20 lights of 3m and 20 lights of 5m; the USB and 8-mode remote control battery model with 20 lights of 5m and the remote control USB model.Please pay attention to the choice of model when you select and purchase.This product is made of plastic; with a color temperature of 3000k and a life of about 50; 00h. The size of a single jack-o '-lantern is about 1.57*1.18inch. It can be used for the decoration of living room; bedroom; yard; electric couple; bar; party; Halloween; Thanksgiving and other occasions and festivals; which can help you create an atmosphere!