UpBright New Global AC / DC Adapter For Samsung SDR-5102 SDR-5102N2T SDR-3102 SDR-3102N SDR-5102N DVR Security CCTV System Digital Video Recorder Power Supply Cord Cable Charger PSU World Wide Input Voltage 100-240VAC 50/60Hz OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection) Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty.