The soldering iron used in this soldering station is a brand new soldering iron tip. Due to the unstable resistance of the new soldering iron tip, the temperature will jump or ERROR, which is normal. After several times of use, the stability will gradually stabilize.
1 x STC T12-956 OLED Soldering Station
1 x T12-P9 or T12-M8 Handle
1 x T12-K Soldering Iron Tip