... .CE FDA 3.lasercut 5.3 software 4.high quality with best price 5.RECI tube 80 100 150180w CO2 laser ... pump, can also long life the laser tube.We tested with so many water chillers before, and found this one is ... Start, Pause, Stop, Test, Datum, Laser, Menu, Stop bottoms. You can operate with this bottoms. For example, move the up&down woring table ...