Manufacturer: eReplacements, LLC Manufacturer Part Number: PA3634U-1BRS-ER Manufacturer Website Address: Brand Name: eReplacements Product Model: PA3634U-1BRS-ER Product Name: PA3634U-1BRS-ER Notebook Battery Packaged Quantity: 1 Product Type: Notebook Battery Battery Rechargeable: Yes Battery Size: Proprietary Battery Chemistry: Lithium Ion (Li-Ion) Battery Capacity: 4400 mAh Output Voltage: 10.8 V DC Standard Warranty: 1 Year