30x LED Lighted Jeweler's Loupe 30x magnification for 3000% larger views of fine detail; 25 mm diameter quality lens Dust free plastic storage box with clear top for protection, display and cleanliness 2 Bright LED lights are turned on by an on-off switch; batteries included and are replaceable Place at end of loupe for key chain or chain so you can take the loupe on the go Ideal for jewelers performing appraisals, watchmakers, coin collectors and more!