This product is compatible with the following OEM part number:
•Acer AK.006BT.026
•E-Machine AK.006BT.026
•Gateway AK.006BT.026
•Gateway AS09C31
•Gateway AS09C71
•Gateway BT.00603.093
•Gateway BT.00607.072
•Packard Bell LC.BTP00.050

Specifications
• Product Type-Notebook Battery
• Brand Name-BTI
• Product Model- GT-NV44
• Product Name-Notebook Battery
• Battery Capacity-4800 mAh
• Battery Rechargeable-Yes
• Battery Chemistry-Lithium Ion (Li-Ion)6-cell
• Output Voltage 10.8 V DC

Compatibility:
Acer Extensa 5235, 5635, 5635G, 5635Z, 5635ZG
Gateway NV4802
Packard Bell Easy Note NJ31, NJ65, NJ66

Look for your Notebook Model here
Acer Extensa 5235-301G16MN, 5235-302G32MN, 5235-304G50N, 5235-312G16MN, 5235-312G16N, 5235-312G25Mn, 5235-312G32Mn, 5235-332G16Mikk, 5235-332G16Mn, 5235-332G16Mnkk, 5235-332G16N, 5235-332G25MN, 5235-332G32Mn, 5235-334G50Mn, 5235-352G32Mn, 5235-354G50Mn, 5235-571G16N, 5235-902G25N, 5235-902G32MN, 5235-904G16Mn, 5235-90G16Mn, 5235-T352G16Mnkk, 5235-T352G25Mnkk, 5235-T352G32Mn, 5635-6011, 5635-652G16MN, 5635-652G16Mnkk, 5635-652G16N, 5635-652G25Mnkk, 5635-652G25N, 5635-652G32Mi, 5635-652G32Mnkk, 5635-653G25Mi, 5635-653G25Mn, 5635-654G25Mn, 5635-654G32Mn, 5635-654G64Mn, 5635-662G25MN, 5635-662G32Mn, 5635-663G25MN, 5635-663G32Mn, 5635-663G50Mn, 5635-6761, 5635-6897, 5635G, 5635G-652G16Mi, 5635G-652G25Mi, 5635G-652G32MN, 5635G-652G32Mnkk, 5635G-653G32MN, 5635G-653G50Mn, 5635G-654G25Mi, 5635G-654G25Mn, 5635G-654G32Mi, 5635G-654G50N, 5635G-662G25MN, 5635G-663G32, 5635G-663G32MN, 5635G-664G25Mn, 5635G-664G32Mn, 5635G-664G32N, 5635G-664G50Mn, 5635G-754G32Mn, 5635Z-4224, 5635Z-432G16MN, 5635Z-432G25MN, 5635Z-432G32Mn, 5635Z-433G25Mn, 5635Z-433G32MN, 5635Z-433G50Mn, 5635Z-434G32Mn, 5635Z-434G50MN, 5635Z-441G16MN, 5635Z-441G16N, 5635Z-441G16N_Full Linux, 5635Z-442G16MN, 5635Z-442G25MN, 5635Z-442G25N, 5635Z-442G32MN, 5635Z-443G25N, 5635Z-443G32Mi, 5635Z-443G32Mn, 5635Z-443G64Mn, 5635Z-444G25MN, 5635Z-444G32MN, 5635Z-444G32N, 5635Z-452G25MN, 5635Z-452G25MNkk, 5635z-452G32Mnkk, 5635Z-453G32Mn, 5635Z-454G50MN, 5635Z-454G50Mnkk, 5635ZG-432G16Mi, 5635ZG-432G25MN, 5635ZG-432G32N, 5635ZG-433G32Mn, 5635ZG-433G32N, 5635ZG-433G50Mn, 5635ZG-434G32Mn, 5635ZG-434G50Mn, 5635ZG-442G16Mi, 5635ZG-442G25Mi, 5635ZG-442G25Mn, 5635ZG-442G32Mn, 5635ZG-443G25Mi, 5635ZG-443G25MN, 5635ZG-443G32Mn, 5635ZG-443G50N, 5635ZG-444G32Mn, 5635ZG-444G50MN, 5635ZG-452G16Mikk, 5635ZG-452G50Mn, 5635ZG-453G25MN, 5635ZG-454G25MN, 5635ZG-454G50Mnkk
Gateway NV4802E
Packard Bell Easy Note NJ31-RB010FR, NJ65-AU-010CZ, NJ65-DT-010CZ, NJ66-AU-006, NJ66-AU010FR