Sony 18650 VTC5

Specs:

Nominal capacity: 2600mAh
Rated capacity: 2500mAh 
Nominal voltage: 3.6/3.7V 
Charge voltage: 4.20±0.05V 
Cut-off voltage: 2.5V 
Max. charge voltage: 4.25V 
Continuous maximum charge current: 4A
Continuous maximum discharge current: 30A 

Impedance @ 1KHz 12 milli-Ohms
Weight: 44.1±1.5g 

Allowable environment temperature 
       Charge: 0 to +45degC
       Discharge: -20 to +60degC

Dimensions:  18.25mm x 65.0mm