● High quality four-core wire heater ● Smart recognition of working or non-working status. ● Automatic standby, shutdown with smart time setting. ● Temperature locking. ● Beep alarm function available. ● Temperature read out in ℃ and ℉ ● MCU controlled temperature calibration. ● Simulate bar indicating heating up status. ● User-friendly menu enables system setting easier. ● Separate iron stand to save room and to make easier deposit. ● New design with LCD display screen making control visualization. ● Buttons(1,2,3) for pre-setting or switching frequently used temperature. ● Low-voltage heater separated from power supply to keep soldering work safer. ● Soldering tip designed separate from heater and using ● Exchangeable 900M series to save use-cost.