... useRemove the batteries,when you are not using the lamp for a long period of timesDo not turn the lamp ... -Friendly, Glow in dark, UV sensitiveApplicable industry: Gifts, Promotion items, Watches, Bracelets, Kitchen, BakewreApplied Software: Solid work, Pro/E, UG, ... market.The picture shown is the customized product which we make for our customer, for reference only. Any OEM service is welcomed.Company ...