DICOCO Goggles Style Scaffolding with LED Lamp Magnifier Glasses 20X Optics for Repairing Watch, Identification Jewelry Coins Antiques Stamps and so on with Battery (Double Glasses Formula) Matiral: Acrylic and metal. LED illumination with white, when used without ambient light restrictions. Using glasses function when not using the zoom function, goggles free to flip. Free removal of frames can be convenient for the user, to make repairs easier and more accurate. Lighting power supply: two CR1620 button batteries (with battery).