Fangrui Product Details Heat Up Quickly: This Soldering Iron Adopts Core With High Power, Which Heats Up To Operating Temperatures In 8-12 Seconds, And Its Heat Output To Hold At A Constant Temperature. Easy To Operation: This Soldering Iron Kit Is Allowing You To Solder Effortlessly With One Hand, It Is For Soldering Beginners. Portable Size: This Cordless Soldering Iron Kit Is Small, Light And Easy To Carry, Asy And Convenient To Operate, Safe To Use, Resonable Size, Suitable For Both Home Use And Take It Out. Usb Rechargable: Our Usb Soldering Iron With Rechargeable Lithium Battery 500mah. You Can The Shackles Of The Power Cord, Perform Welding Work With It Freely. Wide Application: You Can Widely Use This Solder Kit For Welding Circuit Boards, Home Diy Soldering, Jewelry Welding, Appliance And Electronics Repairs Etc. Small Size, Easy And Convenient To Operate It Is For Soldering Beginners. Heat- Handles Can Insulate Temperature Effectively. The Soldering Iron Head And Heating Core Are Easy To , Oper