... , unopened, undamaged item; 12 Months Warranty; lAC Power Supply Adapter for HP/Compaq 310744-002 AC 100-Tip : 1.7mm * 4.8mmInput ... -60HzOutput: 18.5V, 4.9A,90W AC Power Supply Adapter for HP 310744-002Tip : 1.7mm * 4.8mm(Without central smart-pin ... , DV9085, DV9090, DV9095, DV8290EA New 90W AC Adapter Power Charger for HP 310744-002