Parameter: Output Power(mw): 5-20 Wavelength(nm): 405 Dimensions: TO-18 (5.6mm) 5mw laser diode life: 30000 hours 10mw laser diode life: 10000 hours 20mw laser diode life: 50000 hours optical power(mw): 10 Details: This laser diode with Spherical Lens is an industrial electronic component and used for as Industrial testament, Lab, DIY. The laser diode is and 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. and Don't operate when the power is connectedC. Package: 100 pieces 405nm 5.6mm 5mw-20mw Violet/Blue Laser Diode TO-18 Output Power(mw): 5-20 Wavelength(nm): 405 Dimensions: TO-18 (5.6mm) 5mw laser diode life: 30000 hours laser compnent ASIN B07D4FZ1QT Manufacturer Jolooyo