UPBRIGHT AC/DC Adapter For Zbook 17 G2 i7-4810MQ i7-4710MQ i7-4910MQ I5-4210M, NV K4K41UT#ABA Power Supply Cord Cable PS Battery Charger (Not Fits Zbook 17 G3.)

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. This product is a compatible third-party accessory.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.