AGPTEK Replacement Battery for IBM/Lenovo ThinkPad R500 T500 W500 40Y6799 ASM 92P1130 (Only for Laptops of 14.1 & 15.0 Standard Screens): Buy Online at Best Price in Egypt - Souq is now
C28)IBM Original Battery 10.8V 5.2Ah Black Thinkpad T500 Model: 2082-58M..IBM Lenovo Thinkpad R...ThinkPad SL300 Series ThinkPad SL400 Series ThinkPad SL500 Series ThinkPad T500 Series Thinkpad R500 Series Thinkpad W500 Series
Now my ThinkPad R500 with two batteries works up to 5 hours. : r/thinkpad