4400 mAh 10.8 V // compatible with : Models Aspire 2430/ Aspire 2930Aspire 2930-582G25MnAspire 2930-593G25MnAspire 2930-733G25MnAspire 2930-733G25MnmAspire 2930-734G32MnAspire 2930-844G32MnAspire 2930GAspire 2930ZAspire 2930Z-322G25MnAspire 2930Z-343G16MnAspire 4220Aspire 4220GAspire 4230Aspire 4235Aspire