Input: 100--240V, 50-60Hz

Output: 19.5V 4.62A

Power: 90W

Connecter size: 7.4mm / 5.0mm central pin

Condition : Brand New Generic AC adapter, 100% OEM Compatible! 2.5ft US power cord included.

 Compatible ModelsDELL Studio 1537 1735 1737 1745 1747 1749 15 17