Amazon.com: LQM® 10.8V 7800mAh New 40Y6797 Laptop Battery for Lenovo IBM ThinkPad T60 R60 R500 W500 T500 SL300 SL400 SL500 40Y6795 42T4619 42T4620 92P1133 : Electronics
Laptop Battery for IBM Lenovo ThinkPad T61 T61p T60 R61 R61i R60 T500 W500 R500 | eBay
Laptop Battery Cell 11.1V 5000mAh for Thinkpad T400 T61 T500 18650 Laptop Batteries - China Notebook Battery and Batteries for Notebook price | Made-in-China.com
Found a T500 in my "Lithium Battery Donations" box. Good physical shape (needs a deep cleaning). Looks like a SIM slot too? Is this worth restoring for the kids' ChromeOS Flex machine?
New COMS Battery For Lenovo Thinkpad T500 T410 T420 T430 T510 Motherboard Built-in BIOS Battery - AliExpress
Battery For Lenovo ThinkPad R500 - T500 - W500 Series | Konga Online Shopping