Notice This item does not contain a battery box Please make sure you know before you bid Thank you very much Specification BrandEleksmakerOptical Power200 250mWWavelength650nm red laser VoltageDC 3 5VCurrent300mABeam ShapedotSize12X45mmFeatures 1 650nm focusable red laser module2 Reverse power protection anti static protection short circuit protection3 Supply current does not vary with the voltage ranging from 3 2V to 5 0V4 Output optical power is stable suitable for industrial equipment usageNote 1 This laser module has high output power please wear goggles when testing or using 2 The red cord is anode the black cord is cathode Package Included 1 x RedDot Laser Module
