Technology=6-cell lithium ion, capacity=48 wh, current : 4080 mah, voltage: 10.8V this battery replaces below part numbers: = 4yrjh 6p6pn 8nh55 965y7 gk2x6 jxfrp w7h3n 9jr2h wt2p4 40y28 ppwt2 5xf44 hhwt1 383cw j1knd compatibility: inspiron 13r (n3010) inspiron 15 (3520) inspiron 15r (n5010) inspiron m5030 inspiron n5030 inspiron n5040 inspiron n5050 vostro 1440 vostro 1540 dimension: 214.30 X 57.70 X 23.30 Mm 1 year national warranty by dell