... 15V Can use for Audio,humidifier, atomizer. Attendance system, digital photo frame power supply, set-top boxes, small appliances, the fixed ... filter.4,Wide input voltage range, 100-240V, comply with the global standard.5,Good insulation properties, high frequency ... .6, 100% full loadand and high temperature burn-in test.7, Short circuit, overload, over voltage protection function ( can automatically ...