... .5cmGlowing time6-24hoursStorage lifeUp to 2 yearsCertificateCE, EN71, ASTM, MSDS, BP, 7P, SVHC, TRAPrincipleNo heat, flame and sparks, no battery requiredProduct ... AdvantageNon-toxic, non-flammable, non-radioactive, waterproof, windproofMethod of useUsageconcert, dance hall, Halloween, party, promotions, special events, festival, celebration ...