❥●This solder paste is easy to carry and use. It is strong and durable, easy to solder, quick to clean, good insulation, and good acid content. ❥●Suitable for welding on general instruments, copper, tin, iron and other metalware. It is suitable for the welding of mobile phones, pc boards and other precision electronic chip-level welding. ❥●Before soldering, clean the surface of the object, apply the paste on the copper, tin, iron and other metals to be soldered, and then use a soldering iron to melt the tin on the soldering place. ❥●The shape is a butter-like ointment, with high bonding strength, neutral PH value, strong insulation, and smooth welding surface ❥Package Includes: 1PcxSolder Paste