Because the system does not have appropriate options, the "barrel" of the unit of measurement is actually 6-piece/12-piece as a whole, 6-color pack/12-color pack for one-piece delivery, please know!

Fluorescence six-piece body diameter 3mm, height 78mm, gross weight about 30g, single grid net weight about 1.5g

luminous six-piece body directly 3mm, 78mm High, gross weight about 50g, single grid net weight about 5g

fluorescent 12 conjoined diameter 3mm, height 156mm, gross weight about 60g, single grid net weight about 1.5g

luminous 12 one-piece direct 3mm, height 156mm, gross weight about 100g, single grid net weight about 5g

fluorescent pigment can absorb ultraviolet light and convert it into light with longer wavelength to radiate out, making the fluorescent color brighter and brighter.

The fluorescent powder needs to be used with ultraviolet lamp to show the characteristics of the fluorescent powder. It does not emit light, does not emit light, and does not emit light!!!

Luminous Powder it will not shine until it absorbs light. It will not shine itself. It needs to absorb light and absorb light!!!