1 Touch screen and PLC for controlling system make machine very stable. Can save more than 50 groups parameters include temperature information, speed information, spray flux information. Optional for PC and PLC controlling, can save numerous parameters. 2 The sprayer is made in Japan; it provides perfect atomization performance of the flux. 3 Sprayer droved by stepper motor and rail/slider guilding rail. This make sprayer moving stable, smooth and long life warranty. 4 Two forced air convection preheat zones control by PLC in PID model. The preheat zone will provide enough uniform heat for the PCB. The drawer type blower and drawer type heater installation style, make the maintenance very convinent. 5 Adopt cast iron heater for the solder pot, it¡¯s mounted outside of the solder pot. 6 Solder pot is made of TI, 100% no problem for lead-free. We provide 5 years warranty for solder pot itself!!!