... output voltage ripple5.High accuracy of output voltage6.Smart device surge protection ,OVP ,OCP ,SCP7.Strong built for heavy duty and long ... input 11. Strong made totally compatible part 12. Over voltage protection: 115%-135% rated output voltage 13. Withstand voltage: I/P ... -O/P 3Kvac,1 minute 14. Over load protection: 115%-135% fold back current limiting, Auto-recovery AC adapter ...