Upgrade your soldering experience with our Multifunctional USB Digital Electric Soldering Iron Set Kit. This intelligent soldering tool allows for precise and efficient soldering with its adjustable temperature settings ranging from 300-450℃. Its integrated design ensures fast heat conduction and quick warming of the tin, making your projects a breeze. Enjoy the convenience of the built-in 800mAh high-capacity battery, which can be charged via Type-C interface for faster and easier charging. The sleek metal housing offers both durability and comfort, while the 3-gear temperature adjustment and replaceable soldering iron bits provide versatility for various applications. Whether you're repairing small appliances, soldering circuit boards, or engaging in DIY welding projects, this USB soldering iron is your perfect companion. Upgrade your soldering game today with this portable and rechargeable set.