3 IN 1 DIGITAL INFRARED SYSTEM SMT SMD BGA Rework Station IRDA Welder * This machine has 800W pre-heating system. Pre-heating area is 120x120mm * Infrared heating without heated air flowing. No impact on circumjacent small elements.It is suitable for all of the elements,especially Micro BGA elements. * Suitable for use in repairing mobile phones, PDA, notebook computer, etc * No need for unsolder tools. This unit can unsolder all the elements between 18-34mm.