Magic tunnel light .Magic necklace.Supper light

Size: Diameter is 4.8cm Thickness is 1.5cmMaterial:ABS pendant Nylon lanyardPacking: 1pc/Blister 80pcs/inner box 320pcs/ctn8 led light 4 red 2 blue 2 greenPowered by 3 pcs of AG 13 BatteryPush the switch .It will come our tunnel view.It have three style of flashing slow. Quick and consistentAny color is ok Color logo printing is available Good for promotion and as a gift