Specification Brand : YILUBAO BulletPoint1 : Wavelength:650nm BulletPoint2 : Working Voltage:3-5V BulletPoint3 : Operating Current:I < 45mA BulletPoint4 : Dimensions:12x30mm ExternallyAssignedProductIdentifier : 7053120703323 IncludedComponents : see details ItemName : 10PC 650nm 10m,w Red Laser Diode Module Dot/Line/Cross Module (Line) ItemTypeKeyword : 1000-volt-tool-sets Manufacturer : YILUBAO ModelName : 650nm ModelNumber : LINE OperationMode : Automatic PowerSourceType : Adapter ProductDescription : Wavelength:650nm Working Voltage:3-5V Operating Current:I < 45mA Working Temperature:+15 ℃~+35 ℃ Focusable:Yes Divergency:≤Φ2(mm) at 1m Material:Metal Dimensions:12x30mm Features This 650nm laser diode is an industrial electronic component and used for as Industrial testament, Lab, DIY. It is precise and sensitive optical instrument. Before carrying on some laser DIY activities, please read about the technical information first and protect your eyes before laser ray. Be sure the operator has experience in optics DIY or testing. Please avoid eye contact and wear 650nm protection goggles when you work on it.Thanks Package 10PC 650nm -10 Red Dot/Line/Cross Laser Diode Module