... oxidation, Thus to lengthen the service life of heating element. 2) PID intelligent control and precious metal sensor to timely show ... power and easy Operation. Technical parameters: 1) Type: TP-38D, TP-50D, TP-80D, TP-100D 2) Range of temperature control: Normal temperature 200-450 ... : 38mm 0.3kg, 50mm 0.5kg, 80mm 1.6kg, 100mm 2.3kg 5) Power: 150W, 200W, 250W, 380W 6) Power supply ...