Features: Professional USB Mini 5V 8W Powered Soldering Iron With LED Indicator Thanks for the kind buyer review. Fully functioning USB powered soldering iron. Small and compact for portability Rapid heat up and instant recovery. Tip can be replaced easily. Heating up in less than 15 seconds. Cooling down in less than 30 seconds. Long life tip with a protective cap. Touch the metal point again to re-start work. Sightly touching the metal point on the body of the soldering pen, then the LED light will be lightened up and job can be started. If leaving the item unused for 25 seconds, the LED light will be turned off and the pen will get into sleeping mode automatically. Specification : Material: Plastic Handle + Soldering Iron Input: USB 5V Power: 8W Highest Heating Temperature: 380-400 Heating Time: