Infrared calibrator $ 3.57 Type: infrared laser level Laser wavelength: 650 (nm) Power supply: 3 button batteries Dimensions: 190mm80mm30mm Material: black matte T6010 high-grade aluminum alloy Working distance: other Scope of application: household and industrial Launch angle: straight Net weight: 120 Specification: 8301 red laser sight black box long without switch
