170W AC/DC Adapter for Lenovo ThinkPad W520 Type 4284 Series: 4284-26U 4284-23U 4284-24U 4284-25U 4284-4CU 4284-4YU 4284-4ZU 42844LG Power Supply Cord Cable PS Battery Charger Mains PSU

Input Voltage: AC 100-240V, 50/60Hz.Great for replacemnt or travel back up 100% Brand New,Manufactured with the highest quality materials (non-OEM) Tested Units. In Great Working Condition. 100% Compatible with the device model listed. 30 days money back guarantee. 1 full year service warranty. Ship the same or next business day Guaranteed