Performance of KS-968 Lead Free Soldering Station: * Large Power ; Sensor closer to tip ; Micro computer digital ; PID temperature control ; Fast heating and rapid heat recovery ; Reach up to 350a?? less than 18s from room temperature. * Suitable for lead free soldering. * Heater and Sensor are separate. * Easy to calibration temperature by digitally. * Temperature set by keys ; Password lock temperature. * Auto Sleeping mode and Automatic shut off when not use in 1 hour. * ESD safe by design. Model : KINGSOM KS-968ESD Temperature Range 200a?? - 450a?? or 50a?? - 500a?? Temperature Stability(no load) A?2a?? Output Voltage 24VAC Max Power 100W Time of temperature rising(20a??-350a??) 18 Sec Heating Theory Iron Heater Tip to Ground Resistance < 2Ic Tip to Ground Potential < 2mV Auto Sleeping Yes Temperature-Lock Mode Password