SPECIFICATIONS Brand Name: NoEnName_Null Canvas Packing Method: Magnifying Glasses Form: Single Frame: No Hign-concerned Chemical: None Material: Plastic Origin: Mainland China Pasting Area: Partial Pattern Type: Magnifying Glasses Style: Magnifying Glasses Theme: Seasons (Autumn/Winter/Spring/Summer) Use: Clothing / Accessories is_customized: Yes Feature: 1. The lens has been strengthened and the surface hardness has reached H5 degrees. 2. Excellent product for watch manufacturing and repair industry, especially for inspecting those tiny parts 3. Interchangeable lens design: Switch between 5 optical lenses using a simple click-and-release system. Head magnification: 1.0X, 1.5X, 2.0X, 2.5X, 3.5X. Anti-scratch acrylic reduces weight. 4. Adjustable brightness levels: There are two levels of brightness that provide excellent light for illuminating detailed surfaces. Press the switch at the top of the headset magnifier to obtain two brightness levels. 5. Comfort and ease of use: Comfortable frame with rubber nose plate. Choose between wearing glasses or a headband. The included headband can be easily attached to ensure a firmer fit.     Parameters: [Product material] : plastic metal acrylic lens [Color] : Black + white [magnification] : 1.0 times 1.5 times 2.0 times 2.5 times 3.5 times [Product size] : 220*145*80mm/ color box 230*150*66MM [Product battery] : 3 No.7 batteries (not included in factory) [Product weight] : 342g (including packaging)     Package includes: 1* Head mounted magnifier with LED 5* lens 1* glasses cloth 1* User manual