[Extended Battery Life] This USB soldering iron kit ensures up to 30 minutes of continuous operation when fully charged, perfect for typical soldering tasks and emergency repairs. [Precise Temperature Control] With a unique temperature adjustment knob, this soldering iron allows for quick and convenient temperature changes, improving your efficiency and precision during delicate soldering projects. [Cordless Convenience] Experience the freedom of cordless soldering with our innovative USB digital display soldering iron. This tool is ideal for a variety of applications, including PCB soldering, electrical repairs, and metal and jewelry crafts. [User-Friendly Operation] Turn on, set the temperature, and in just 10 seconds, the soldering kit reaches the desired heat. After use, simply place the iron on the holder to cool within a minute - perfect for beginners and professionals alike. Color: Photo Color Material: Plastic + Metal Package Contents: 1 x Soldering Iron 3 x Soldering Iron 1 x USB Cable 1 x Tin Wire 1 x Bracket 1 x Desoldering Tool 1 x Rosin 1 x Storage Box (Random Style, Specified Styles Not Accepted) Only the above package contents, 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 +/- 1-3 cm.