UBatteries Compatible 96Whr Battery Replacement For Compaq Presario CQ57-229WM CQ57-217NR CQ57-310US CQ57-314NR CQ57-315NR CQ57-319WM CQ57-339WM CQ57-386NR CQ57-410US CQ57-439WM - 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