Our products have passed through FCC, CE certification, support ODM & OEM, all in the excellent quality with competitive price. Product Description: -Suitable for both long and short soldering iron tips, plug and play, the maximum temperature is 450ºC/842ºF. - Working power supply: support PD3.0, QC2.0,DC12V-25V, 3S-6S battery. -0.91 inch OLED display, the brightness display can be adjusted. -Built-in buzzer to remind, automatically heat up when power on, turn it on or off as you like. -Intelligent temperature control algorithm, supports temperature compensation and temperature self-calibration. -The shell is made of transparent high temperature resistant fireproof PC environmental protection material. - The sensitivity can be set to reject the interference of environmental factors. - Support ºC/ºF switching, left and right-hand screen flip. - Low voltage protection, high temperature and high voltage alarm, safe and reliable. -Support user-defined LOGO(Notice:new version removes Custom LOGO function, currently on sale do not have Custom LOGO function.) ,and firmware upgrade.