Laptop Batteries: PC & MacBook Lithium Battery - Best Buy
Synergy Digital Laptop Battery, Compatible with Asus EEEBOOK L402S Laptop, (Li-Pol, 7.6V, 4100mAh) Ultra High Capacity, Replacement for Asus 0B200-01400200, 0B200-01400200M, 0B200-01400300 Battery - Walmart.com
Sony Replacement Laptop Battery VGP-BPS26 for VGP-BPL26 VGP-BPS26A PCG-61712 PCG-61713 PCG-71914 PCG-91211 PCG-71713L - Micro Center