Go to Amazon Sites : br br RUBAN (TM) New Laptop Battery for Dell Xps M1330 1330 Dell Inspiron 13 1318 Fits 312-0844 312-0566 br br Battery type Li-ion Capacity 7200mAh 80WH Cells 9-cell Voltage 111V br 100 New from Manufacturer Up to 500 recharge cycles over the life of the battery br CE-FCC-Certified for safety 24 x 7 email support 8-hr x 5-weekday call support 18-month hassle-free warranty br Grade A cells ensure fast charges and low power consumption Built-in circuit protection ensures both safety and stability br Fit Machine Models Dell Xps M1330 1330 Dell Inspiron 13 1318