Suitable for long and short welding head, with the highest temperature of 450℃/842℉ Working power supply: support PD3.0, QC2.O, DC12V-25V, 3S-6S batteries 0.91 inch display Built-in buzzer to remind you that it will automatically heat up when powered on, and it can be turned on and off at will Intelligent temperature control algorithm, which supports temperature compensation and temperature self-calibration<br><br>The shell is made of parent, high-temperature and fire-resistant PC environmental protection materials. The sensitivity can be set to reject the interference of environmental factors. Support ℃/℉ ing. Low voltage protection, high temperature and high pressure alarm, safe and reliable Support Chinese and English display ing and firmware upgrade. Colour:As Shown Material:Plastic<br><br>Package Contents: 1 * soldering iron 1 * accessory<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.