Specification BatteriesRequired : 1 Brand : Songzi Optics BulletPoint : HANDS FREE MAGNIFIER BulletPoint1 : 2.5X loupes specification:Field Of View: 150mm,Viewing Angle: 20-150°,Field Depth: 200mm ,Weight: 50g BulletPoint2 : LED headlight High intensity:15000-30000Lux, Continuous run-time:4 hours,Battery pack weight:100g, LED bulb:1 W,Charge voltage:AC110V/240V/50-60Hz. BulletPoint3 : 2 working distance : R(300 - 500 mm), L(400 - 600 mm), How To Choose Your Loupes Determine your working distance, While working on a friend or family member have someone measure the distance from your eyes to your patient's : this is you working distance. BulletPoint4 : Choose the distance that is closest to the selection we offer.IF you are a dentist , your height is in the range from 160cm to 180CM,we recommend regular (300-500mm) working distance.IF you're a surgeon, you are sitting while working, your height is from 160cm to180cm, we recommend working distance R (300-500mm ). IF you are standing while working, your height is from 170cm to 180cm, we recommend L (400-600mm) working distance BulletPoint5 : Flip-Up function means if you do not need the loupe temporarily,just flip it up;no need to take it off,Adjustable nose bridge accommodates to any pupil distance and allow the user to sat your intrapupillary,Fully adjustable viewing angle allows converge and declinate angle for perfect optical alignment. Ultra-light Half frames can be weared separately ,also can be weared over your frame as the picture shows. Color : Black ExternallyAssignedProductIdentifier1 : 035794626549 ExternallyAssignedProductIdentifier2 : 0035794626549 ExternallyAssignedProductIdentifier3 : 00035794626549 Hazmat1 : LITHIUM ION BATTERIES PACKED WITH EQUIPMENT Hazmat10 : DE_SmallLithiumIonBatteryWithEquipment Hazmat11 : EG_SmallLithiumIonBatteryWithEquipment Hazmat12 : ES_SmallLithiumIonBatteryWithEquipment Hazmat13 : FR_SmallLithiumIonBatteryWithEquipment Hazmat14 : GB_SmallLithiumIonBatteryWithEquipment Hazmat15 : IN_SmallLithiumIonBatteryWithEquipment Hazmat16 : IT_SmallLithiumIonBatteryWithEquipment Hazmat17 : JP_SmallLithiumIonBatteryWithEquipment Hazmat18 : MX_SmallLithiumIonBatteryWithEquipment Hazmat19 : NL_SmallLithiumIonBatteryWithEquipment Hazmat2 : UN3481 Hazmat20 : SA_SmallLithiumIonBatteryWithEquipment Hazmat21 : SG_SmallLithiumIonBatteryWithEquipment Hazmat22 : TR_SmallLithiumIonBatteryWithEquipment Hazmat23 : US_SmallLithiumIonBatteryWithEquipment Hazmat3 : II Hazmat4 : 9 Hazmat5 : AE_SmallLithiumIonBatteryWithEquipment Hazmat6 : AU_SmallLithiumIonBatteryWithEquipment Hazmat7 : BR_SmallLithiumIonBatteryWithEquipment Hazmat8 : CA_SmallLithiumIonBatteryWithEquipment Hazmat9 : CN_SmallLithiumIonBatteryWithEquipment ItemDisplayDimensions_Length : 6.1 centimeters ItemName : 2.5X Small Size Lens Ultra-light Half Frame Dental Surgical Loupes with Headlight (working distance:(300-500mm) R, Black) ItemPackageDimensions_Height : 6.096 centimeters ItemPackageDimensions_Length : 30.48 centimeters ItemPackageDimensions_Width : 21.59 centimeters ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : magnifiers MagnificationStrength : 2.5 multiplier_x Manufacturer : Songzi Optics Material : acrylic Material1 : Blend Material2 : Blend Material3 : Blend Material4 : Blend Material5 : Blend ModelName : 62654 ModelNumber : 62654 NumberOfItems : 1 NumberOfLithiumMetalCells : 1 PackageLevel : unit PartNumber : TQ-2PRC-ZNAJ ProductDescription : Flip-Up function means if you do not need the loupe temporarily,just flip it up;no need to take it off,Adjustable nose bridge accommodates to any pupil distance and allow the user to sat your intrapupillary,Fully adjustable viewing angle allows converge and declinate angle for perfect optical alignment. Ultra-light Half frames can be weared separately ,also can be weared over your frame as the picture shows. ProductSiteLaunchDate : 2016-03-25T07:00:00.000Z Size : working distance:(300-500mm) R SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable UnitCount : 1 Wattage : 0.105 watts