Excellent quality batteries for DELL STUDIO Series. Irelandbattery.com specializes in laptop batteries. We store most all laptop batteries for all DELL STUDIO Series. Each of our DELL STUDIO 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 DELL STUDIO Series laptop models are listed as below.