Shockli 18650 3100mAh Flat Top High Drain 30A 3.7V Li-ion Rechargeable Battery - 2PCS+Battery Case

Specification:

Name	18650 Rechargeable Battery
Brand	Shockli
Capacity	3100mAh
Continuous /Max discharge current	35A/40A
Internal resistance	less than 20 mΩ
Nominal voltage	3.7V
Head type	Flat top
Protected	No
Rechargeable battery	Yes
Rechargeable time	up to 500 times
Standard charge	0.3A~3A (Recommend 0.5A~1.5A) / 4.2V+/-0.05V
Working voltage	2.75 - 4.2V
Charging time	3.5 hours(Charge current 1.0A)

Customer Instructions:
Ideal for: higher power levels device and flashlight, Use 2 X 18650 UP to 180W, Recommend for regulated at 50W- 150W
Important Note: Flat top(unprotected), Does not make contact if flashlight that contact battery positive do not have spring or salient point
Must charge battery fully before first use
 
Package Included:
2 X 18650 battery 
1 X 18650 plastic case