Features:  With safety circuit design and made of premium metal, ABS and PC materials, featuring comfortable grip & wear resistance & heat resistance & excellent insulation & electrostatic prevention & long service life.    Equipped with LED display screen, convenient to use and easier to read due to the memory function.  The high quality heating end adopts internal heating core, intelligent temperature control between 100℃~400℃, achieves instantaneous & stable temperature rise.  With microcomputer temperature compensation & over-temperature alarm for high accuracy, temperature error is less than ±5℃.  Sleep intelligent switching to avoid dry burning and prolong service life. When the work stops for a short time, it will enter the sleep mode. When picked up, it will automatically heat up.  Automatic shutdown function for saving energy, safe and reliable.    Specifications:  Material: Metal  Color: Black / Blue (Optional)  Plug: EU / US (Optional)  USB Port: Micro USB  Operating Voltage: 12V~24V  Power: 17W~65W  Temperature Range: 100℃~400℃ (max.)  Temperature Stability: ±2%  Preset Temperature: 300℃ (initial setup)  Power Saving Temperature: 200℃ (initial setup)  Electric Soldering Iron Size: Approx. 9.6*1.7*1.4cm / 3.78*0.67*0.55in  Package Size: Approx. 26*15.5*4.5cm / 10.24*6.1*1.77in  Package Weight: Approx. 431g / 15.2oz    Note:  - Please read the User Manual carefully before use.  - When SQ-001 is used for the first time, it may slightly smoke due to the heating of the electric heating elements, which is a normal phenomenon.    - If SQ-001 is used continuously for more than 350°C for 40 minutes, the temperature of soldering iron handle will reach 50°C~60°C.  - When SQ-001 heats up, do not contact the iron head to avoid scalding.     - When SQ-001 is powered on, the iron head cannot be replaced.    Packing List:  1 * SQ-001 Controller  1 * Soldering Iron Tip  1 * Soldering Iron Stand  1 * DC5525 XT60 Power Cable  1 * Hex Key  3 * Screw  1 * 19V 3.42A Power Adapter  1 * Power Cord with EU Plug  1 * User Manual (English)