Specification BatteriesRequired : 1 Brand : Qiaoba BulletPoint1 : Focusable 445nm 5mw violet laser module BulletPoint2 : If laser Line is not clear when you get,pls adjust the front cap to get line as you need at different distance BulletPoint3 : Blue laser Diode BulletPoint4 : Blue Line laser diode BulletPoint5 : Materials: Miter measuring tools are made of ABS and stainless steel, which has a certain hardness, wear resistance, and heat resistance. Tools made of this material can be used for a long time. Color : Black IncludedComponents : laser module ItemName : Qiaoba 450nm Blue Laser Diode Module 445nm Line Laser Module ItemPackageDimensions_Height : 0.01 inches ItemPackageDimensions_Length : 3.3 inches ItemPackageDimensions_Width : 2 inches ItemTypeKeyword : line-lasers Manufacturer : Qiaoba Material : Glass LENS MeasurementAccuracy : 0.1mm ModelName : Blue Line laser ModelNumber : BM5 NumberOfItems : 1 OperationMode : Automatic PartNumber : 631514772536 PowerSourceType : Battery Powered ProductDescription : Description: The miter measuring cutting tool has 2 moving arms, Two moving arms for measuring angles from 85 to 180 can be directly used to measure all angles within this range. With the integrated guide pin for the saw, the baseboard is placed on the provided guide plate and the sawing is carried out using the back saw for precise and error-free miter cutting. Features:. miter measuring cutting tool. -Color: black. -Material: ABS, stainless steel. -Size: about 30.8x8.4x6.4 cm/12.13x3.31x2.52 inch. Note: Manual measurement, please allow slight errors on size. The colors may exist slight difference due to different screens. Package Including 1 * miter measuring cutting tool ProductDescription1 : Wavelength:445nm. Output power: 5MW ClassIIIA. ProductDescription2 : Dimensions: 12(D) x35(l)mm length without wires length. ProductDescription3 : Shape Laser :Line Material:Brass ProductDescription4 : Working Votlage:DC3-4.2V Working Current:>100mA ProductDescription5 : Working Temperature:-10degree C~+50degree C Packing:1PCS 450nm Blue laser module ProductSiteLaunchDate : 2018-12-22T08:43:16.287Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 32111500