Amazon.com: New Replacement Battery 4450mAh SP3379D1H, T4450E for Samsung SM -T310, SM-T311, SM-T315 Galaxy Tab 3 8.0 Tablets with Installation Tools Sold by Toopower : Cell Phones & Accessories
Black / White Battery Cover Back Cover Case Rear For Samsung Galaxy Tab 3 8.0 Sm-t310 T310 T311 T315 - Mobile Phone Housings & Frames - AliExpress
Source New Genuine T4450E Battery for Samsung GALAXY Tab 3 8.0 SM-T310 T3110 T315 T311 Tablet Battery on m.alibaba.com
Amazon.com: NewPower99 Battery Kit for Samsung Galaxy Tab 3 8.0 SM-T310, SM- T311, SM-T315 with Tools, Video Instructions, Long Life Battery : Electronics