vhbw Replacement Battery compatible with Sony Portable Reader PRS-T1, PRS-T2 e-Book Reader e-Reader (700mAh, 3.7V, Li-Polymer): Amazon.co.uk: Electronics & Photo
subtel® Battery Replacement for Sony PRS-T1, PRS-T2, PRS-T3, PRS-T3S 1-853-104-11 Tablet PC Tab Pad Substitute Power Pack 700mAh Capacity: Amazon.co.uk: Computers & Accessories