Excellent quality batteries for LENOVO Legion Series. Irelandbattery.com specializes in laptop batteries. We store most all laptop batteries for all LENOVO Legion Series. Each of our LENOVO Legion Series laptop batteries uses Class A batteries which are certified to CE, FCC, ROHS, PSE, etc. Our products are safe and reliable, you can buy with confidence. The replacement battery part numbers and LENOVO Legion Series laptop models are listed as below.