IPC-Computer battery 32Wh suitable for Lenovo B50-80 (80LT/80EW) - sparepartworld.com
GitHub - moneaalhad/LenovoB50.80_Hackintosh: My EFI folder for Hackintosh'ing the Lenovo B50-80 / Lenovo 80EW. Specs in description. Provided with absolutely no warranty - use at your own risk.