The P26A from Molicel is a very good all-round cell in the 18650 size. Judging by the tests, it is even better than the Sony/Murrate US18650 VTC5A. Suitable for moderate to high power consumption. The Molicel is the best choice when it comes to safety.
The Molicel are only sold through authorised dealers and unlike other manufacturers are officially allowed to be used in e-cigs.

The use of Molicel INR18650-P26A in e-cig officially allowed.
The company Molicel was founded in 1987 from a research group dealing with lithium ions. Molicel was one of the pioneers of the lithium ion industry. Molicel batteries are used wherever extreme operation and high reliability are required customers include NASA, DASA, Dyson, Boeing, etc.

This high current cell can be used with a constant load of 35A with temperature monitoring up to 80 C.
Current draws up to 70A pulse are realistic with this cell.

Technical data of the Molicel INR18650-P26A

Capacity 2600mAh
Minimum capacity 2500mAh
Rated voltage 3.6V - 3.7V
Charging end voltage 4,2V 0,05
Final discharge voltage 2,5V
Max. discharge current (constant) 35A with cut-off at 80
max. discharge current (constant) 25A without cut-off
max. discharge current (pulse) approx. 70A
Protection electronics BMS none
Positive pole flat (Flat Top)
Diameter 18.45 mm 0.15 mm
Height 65, mm 0.2 mm
Weight 48g 1 g
Charging method CC-CV

What's in the box
1 x Battery