Cool equipment accessories tail light $ 5.71 Product: 4led red and blue bead high brightness tail lamp Power supply: use two 2032 button batteries Mode: the first red blue cycle flash, the second red and blue slow flash, the third It's always on. It's off four times Product features: bright red and blue lamp beads, more eye-catching and gorgeous; adjustable base The tail lamp can be placed horizontally or vertically in various forms
