... Full output 3.3~28V safety approved• No load power consumption < 0.3W • Protections: Short circuit Overload• ... 3-2,3, EN61000-4-2,3,4,5,6,8,11, FCC part15 class B, ... 120cm lengthStandard DC plug................... P1I: 2.1øx 5.5øx10mm / -C+, tuning fork typeItem No.outputTol. ... ~2.72A3%50mV72%15V / 0~1.20A4%60mV75%5.0V / 0~3.00A5%50mV70%7.5V / ... %150mV81%48V / 0~0.37A5%200mV82% power adapter-18W series