There are 3 temperature options, indicator light is 1, the temperature is about 620℉ - 660 degrees Fahrenheit; indicator light is 2, the temperature range is about 700℉ - 750℉; 3 indicator lights are the highest temperature, about 800℉ - 840℉. The heating time is about 10 seconds, which improves work efficiency. The soldering iron kit only needs to be turned on/off by long pressing for 5 seconds, and short pressing to enter the temperature selection. There is a heat insulation layer on the to prevent the iron from scalding your hands during operation, and the TPE handle is comfortable and non-slip. With a small and compact package, this soldering is very portable and can be carried in a bag or stored on a shelf. In addition, the soldering iron be powered off after 10 minutes of operation to extend its service life and safety of use. The soldering kit has a built-in 800 mAh battery, rid of wires, and the control is freer and more convenient. Equipped with TYPE-C charging connector, the can be used for 30 minutes, the second gear can be used for 20 minutes, the third gear can be used for 15 minutes, and it takes about 2 hours to fully charge. 1 x cordless soldering iron, 1 x base, 1 x soldering iron, 1 x Type C charging cable. Note: Cordless soldering is not suitable for large projects. Note:Due to different production batches, the styles and colors of accessories are random and cannot be specified. Colour:Black Material:ABS Package Contents: 1 set * Lithium battery welding pen 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.