... light or blinking6.Comply with CE,En71,RoHS standardMaterialPlastic fiber opticProuct sizeLength:33cmBattery2pcs CR1220 insertedBody colorwhite, green, blue, ... colorred, yellow, blue, green, white, multi-colorsoption1: white fiber optic+color led light(red,yellow,green,blue,multicolor ect ... .It would cause damageKeep away from fire and waterDo not pull the fiber, otherwise it might come offBe careful ...