Nasan Na B2+ Mini Air LCD Bubble Remover Machine High Pressure Autoclave Debubble Machine Built in Air Compressor. For LCD, LED, OLED. Built in air compressor(Can connect external air compressor). 3 New appearance design, Touch panel. Control and timing function. 4.7inch, small size, ultra-thin in addition to. High intelligent equipment, one button automatic operation; 7. Operation is extremely simple bubble remove machine. Mini Air Bubble Remove Machine. Built in Air compressor (Available connect external equipment). 110V/220V Optional EU/USA/UK Optional.