Model No: Acer Extensa 2350 Cell Type: Li-ion Voltage: 14.8V Capacity: 4400mAh Part No.: BATCL50L, LCBTP04001, LCBTP01017, BTT3506.001, BTT3504.001 Compatible Model: Acer Aspire 3100, 3650, 9100, 9105, 9110, 9120, 9500; Extensa 2350, 2390; Travelmate 2350, 2355, 2450, 290, 3900, 4050, 4150, 4200, 4230, 4260, 4280,4650, 4655 Package: Brown Box + anti-electrostantic Bag + Sponge