[Built-in Battery] The soldering iron has a built-in high capacity 1300mAh battery, which can power the soldering iron for up to 1.5 hours. [Safe and Reliable] Safety switch design requires 5 consecutive presses to turn on/off the soldering iron to prevent misuse by children. Automatically shuts down after 5 minutes of no use. [Compact and ]The length is 7.3 inches and the weight is only 3 ounces. It can be placed in pockets, backpacks, etc. for easy portability. [Power Indicator] There is a ring-shaped indicator light at the power button. Flashing red means the battery is low on electricity, and solid green means it is fully . [Applicable in multiple scenarios] The soldering iron has a built-in battery and can be used without connecting to a power source. There are no scene restrictions. Material: plastic colour: Blue Package Contents: 1 set x cordless soldering iron 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.