Replacement BATP71 battery provided by AtBatt.com is designed for the Alienware Area 51M (5700), Uniwill P71, X72IA, Siemens Amil M1437 and more. The ATB-BATP71 is designed to replace OEM part numbers: 23-UJ001F-3A, 4S4400-S1S1-01, 63-UJ0024-0A, 63-UJ0024-0A CT1, 63-UJ0024-4A, 63-UJ0024-4A CT1, BAT-P71, BATP71. • Chemistry: Li-Ion
• Voltage: 14.8
• Capacity: 4400 mAh
• Color: Dark Grey
• Contacts: 10 Position Connector
• Warranty: 12 Months