... etc Product Profile: 1. Product description: controlled by a microcomputer, LCD display, including high-voltage power supply circuits, output control circuits, having ... over-current, over-voltage and filtration protection actions. 2. Standards met: l Export products conforming to UL, CE, ... l Working voltage: 220VAC/50Hz or 110VAC/60Hz l Volume: 5.0/4.0L l Key type: Warm/Cancel key, ...