New 2000W EPP 80+ Plus Power Supply For Dell D2000E-S0 DPS-2000EB A MVP7C VWWF1 J5WMG Z2000E-S1 T8MTC 39K3H W1R7V PowerEdge FX2 FX2S C4130 C6400 R640 R740xd R7425 R840 R940 Server By UpBright

Low interference and noise Advanced technology and high quality High efficiency and reliability 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. Tips: Rechargeable batteries don't last forever, the average battery last 1 to 3 years. If the battery is old/dead, it will not accept a charge. But not charger's problem. If you're not sure whether battery or charger is dead or not. You must have a volt meter in order to tell whether or not a charger is working.