... LED fiber optic caps in china.LED Light cap,flashing cap,fiber optic cap,flashing logo caps, lighting logo caps,flashing ... . (white, red,blue,green,orange,purple,yellow and so on) 3) Velcro closure can adjust the ... .(white, red, blue,green,orange,purple,yellow and so on)Switch positionIt has two switchs.One ... case is including two CR2032 coin cell batteries and can keep continue working about 48-72 hours ...