In U.S. military action science luminous stick actually, of course, used in the camp, including at night, all lengths are different emission time colors in 6 inch (15 cm). Very easy to use. Body out of the bag and fold down console only. Dividing glass capsules inside the body, a little shake. Then mixed in the body fluid and liquid in glass capsules inside, emitting light. Green (green), yellow (yellow), Orange (orange), red (red) is in the light-emitting time of 12 hours are 8 hours of light and blue (blue), white (white).
* One is the per unit price. Also サイリュウム is a disposable, cannot be used after the second time.
Note * this item here is manufacturing lot package images with slightly different facilities, that please.