15 watts wallmount type AC/DC switching mode power supply. Single output. output voltage available from 3~50VDC. All supplies are UL 94V-1 min compliant. All models meet FCC Part-15 class B and are designed to comply with UL/CUL(UL 60950) requirements. All units are 100% burned in and tested. Wide input voltage 90 to 264 VAC, 47 to 63 Hz. 2 years warranty.