UPBRIGHT NEW Global 230W AC / DC Adapter For ASUS ROG G20 G20AJ Series G20AJ-US009S G20AJ-US023S G20AJ-B07 G20AJ-B09 G20AJ-US006S G20AJ-NR036S G20AJ-AU010S Desktop PC Charger Power Supply Cord

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.