Specification Brand : WELOHIGT BulletPoint1 : The optical quality of the magnifying glass is excellent, allowing for clear imaging even at the edge of the field of view BulletPoint2 : Easy switching between 4 brightness levels reduces the time needed to adjust the lighting BulletPoint3 : Ergonomic design cleverly distributes the load evenly across the entire eyeglass frame, thereby reducing concentrated pressure on the nose bridge BulletPoint4 : High quality battery, long service life BulletPoint5 : Illuminating your with LED light, ensuring clear visibilities in any environment. for examining jewelry and other small object. Color : Black ExternallyAssignedProductIdentifier : 7641950382131 IncludedComponents : Headlight ItemName : 5W Binocular Loupes Glasses Headlamp Magnifier-3.5X Dental LED Head Light Binocular Loupes 5W Surgical Magnification Loupes with Lamp Rechargeable Headlight Magnifiers Medical Optical Glasses ItemPackageDimensions_Height : 0.1 inches ItemPackageDimensions_Length : 0.1 inches ItemPackageDimensions_Width : 0.08 inches ItemPackageQuantity : 1 ItemTypeKeyword : professional-dental-and-surgical-loupes MagnificationStrength : 3.5 multiplier_x Manufacturer : WELOHIGT Material : K8 Double-Layer Glass Lens+Aluminum Alloy+ABS ModelName : 01 ModelNumber : 01 NumberOfItems : 1 PartNumber : 01 PowerSourceType : Manual ProductDescription : Parameter: Voltage:AC100-240V,50-60HZ Adapter voltage:5V 1A LED power:5W Light intensity :150000LUX Working distance :420mm Depth of field:90mm Depth of vision :100mm Battery capacity:2000mA