Made of high quality material that is safe, odorless, non-toxic, environmental and durable. It comes with 4 different magnifying glasses, which have a great magnifying power with greater clarity and clarity, allowing you to get an extremely close view even the smallest details. The bright lights are powered by the 3pcs LR1130 button battery (included), which can last for long hours and ensure perfect lighting in all conditions, even in a dark or dark place. The portable design makes it compact and lightweight for easy transport, the bracket and headband are interchangeable. Great to repair and inspect jewelry, stamps, coins, banknotes, etc. Specification: Condition: 100% Brand New Item Type: Headband Magnifier Material: Plastic, Metal, Acrylic Optical Lenses LED Light Power: 6 * LR1130 Button Battery(Included) Lens Magnification: 10X, 15X, 20X, 25X Color: As Pictures Show Size: Approx. 210 * 140 * 60mm / 8.3 * 5.5 * 2.4inch Package Weight: Approx. 158g Function: Helping Watch Repairing, Jewelries, Eyelash Extension, Stamps and Coins Appraisal, etc.