1.This portable soldering iron kit includes core tube, three iron tips, a stand with a sponge, a coil of soldering wire, a black storage box and a type C charging cable, which comes with all the accessories users need for various soldering work. 2.Cordless soldering iron is really handy when working on smaller projects and fast, short soldering jobs. Very useful in many situations for soldering circuits, especially noncurrent and emergency welding. 3.With three temperature settings and temperature indicator lights, users can adjust the desired temperature through the black button. The full battery lasts about 20 minutes at the highest temperature. Thin tips allow precision soldering. 4.The soldering iron is easy to charge and heats up pretty quickly. Using this USB rechargeable iron to do some welding jobs without taking everything out is really effective, fits for travel, car repairs, quick and short soldering work.