... Swinger 50mw 660nm red laser module for health instrument Specifications: Item No.BOBLM-099Size16.0mm*55mmWavelength660nmPower50mwOperating VoltageDC2 ... the laser module can be used in equipment, Care instrument, Kam false security, the stage lights, tools, U ... (ranging) instrument, swinger, marking device, the level of foot etc.Japanese technology specializing in the production, quality assurance, ...