This Samsung battery has the perfect balance of very high capacity and discharging capabilities without compromise. One of the best in class ; this is a hard hitting cell and a must for those searching for an alternative to the 30T. 

1 x Samsung 40T Battery Only

Capacity: 4000mAh
Nominal voltage: 3.6V
Standard charge current: 2A (200mA cut-off)
Fast charge current: 6A (100mA cut-off)
Charge end voltage: 4.2V
Max. continuous discharge current: 35A or 45A with 80°C temperature cut
Discharge cut-off: 2.5V
AC impedance at 1KHz: 12mΩ

Max weight: 70g