... apply to metal,plastic,glass handheld small size, portable Technical parametersOutput Power5W/10W/20W/30W/50W/100W ... 100,000 hours5, small size, adopt fiber optics laser transmission, compact structure. It can operate in ... 2 to 3 times faster than a traditional laser marking machine Wide range of applicationsApply to mark ... the surface of metal and plastic. portable handheld fiber laser marking machine