Amazon.com: DR. BATTERY AL10C31 Laptop Battery Compatible with Acer Aspire One 721 753 721-3574 Aspire 1551 1430 1830 1830T 1830T-3505 1551-4755 1430Z 1551-4650 Series AL10D56 BT.00603.113 [11.1V/4400mAh/48Wh] : Electronics
Acer Aspire One - Wikipedia
Specs Acer Aspire One 753-U362ki U3600 Netbook 29.5 cm (11.6") Intel® Celeron® M 4 GB DDR3-SDRAM 320 GB Windows 7 Home Premium Black Notebooks (LU.SCT02.276)