New models recommend to you all. Customized lap top battery pack. Below is the spec, please kindly check it.
Model : 2s1p 3549120
Voltage : 7.4V
Capacity : 2400mAh
Size : 7*49*122.2(T*W*L) Size with PCB
Continuous discharging current : 1.2A
Peak discharging current : 2.4A
Wire : 80+5mm
Add connector