Features: Electric soldering iron features intelligent constant temperature, high efficiency and good performance.  Simple to use, press and hold the switch for about 2s to turn it on, and short press the switch to choose the temperature range you want.  Stainless steel soldering tip design, anti-oxidation, fast heating and cooling; the tin pen can be place on the included soldering iron shelf when not in use.  Equipped with USB interface, DC 5V low voltage power supply, can be powered by power bank, power adapter and so on conveniently.  ABS material, lightweight and durable, and non-slip retaining ring makes it more comfortable and more stable to hold.   Specification: Color: Grey Head/ Green Head(optional);  Material: ABS + Stainless Steel;  Quick heating time: <10s;  Fast cooling time: <30s;  Temperature: green light--320℃-330℃, blue light--370℃-380℃, red light--430℃-440℃;  Power: 5V DC / 8W;  Item Size: 17.34 * 1.98cm/ 6.82 * 0.78in;  Item Weight: 84g/ 3oz;  Package Size: 19 * 7.3 * 4cm/ 7.5 * 2.9 * 1.6in;  Package Weight: 169g/ 6oz;   Package List: 1 * Soldering Iron;  1 * USB Power Lead;  1 * Metal Stand;  1 * Tip Cover;  1 * Small Coil of Solder