Laptop AC Adapter for HP 310744-002 Tip: 1.7mm * 4.8mm Adapter ... 240V, 50-60Hz Output:18.5V, 4.9A Laptop AC Adapter for HP 310744-002 Guangdong, China (Mainland)Brand NameOEMModel ... 18.5V, 4.9A,90W AC Power Supply Adapter for HP/Compaq 310744-002Tip : 1.7mm * 4.8mm(Without central ... 50-60HzOutput: 18.5V, 4.9A, 90W Compatible part NO:HP/Compaq 393945-001, PPP009H, 239428-001, 324815-001, 239428 ...