... operate 3. Don't need weld tools 4. Infrared heating don't have sirocco flow Products Features:1 ... . This machine selects the infrared component to give off heat which independent exploration, ... for the BGA and SMD parts.3. Use infrared heat, easy to cut through, heat proportion, ... to 280x270mm.Can use together with the handhold infrared welder T-835.5. Easily operate, you can ...