UBatteries Laptop Battery Compaq Persario V6305NR V6310CA V6310US V6313TU V6316CA V6317CA V6318CA V6318TU V6319TU V6320CA - 4400mAh, 6 Cell UBatteries Li-Ion Replacement Laptop Battery; Grade A Cell Type: 6 Cell Lithium-Ion | Voltage: 10.8V | Capacity: 4400mAh | Rating: 48Whr CE ROHS Certified One Year Warranty, 30 Days Return