Nitecore GEM 8 UV Jeweler 3000mW Light - 365nm UV

Max Output 3000 mW / 365 nm Max Runtime 500 h 0 m / 20.83 d LED Ultraviolet Battery 1 × 18650 ,2 × CR123 Length 139 mm / 5.47 in Head Size 9 mm / 0.35 in Weight 57.7 g / 2.03 oz Feature Infinitely Variable Brightness Activity Gemstone Identification

• Runs on 1 x 18650 or 2 x CR123A
• Includes a holster, lanyard, and spare o-rings