• Optical Glass Lens • Magnification: 10x • Lens Diameter: 1-1/8” • Dimensions: 1-15/16” x 2-3/4” x 1-3/4” • 1 Super Bright White LED • 1 UV Bulb: 395-400nm • 3 Stage On/Off Button: - Low Power White LED - High Power White LED - UV Light On • Adjustable Focus • Requires One 23A-12V Battery (Battery is Included) • Unlimited Use for Jewelers, Watch Makers, Fine Detailed Work, Homes, Office, Hobbies Etc