UpBright Original Genuine OEM HP 19V / 19.5V 6.9A / 7.1A 135W NEW AC / DC Adapter For HP Compaq dc7900 Ultra-slim Desktop KP722AV FS489AW#ABA KR671UT#ABA 19VDC / 19.5VDC 6.9 Amp / 7.1 Amp Charger 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.