Brillipower 18650 3100Mah 40A Battery
Item 
Specification 
Model 
IMR18650
Nominal Capacity（0.2CA）
3100 mAh
Nominal Voltage
3.70V
Charging Voltage 
4.2V
Discharge Cut-off Voltage
2.75V
Max. Charge Current
2 CA
Max. Discharge Current
 40A
Cell Dimension 
Diameter 
18±0.2 mm
Height 
65±0.2 mm
Cell Weight(Approx.)
50g
Initial internal impedance Max, at 1000Hz.）
≤10 mΩ    (Charged)
Charging Current
(CC/CV) 
Rapid charge
1CA×3.5hrs
Standard charge
0.5 CA×4hrs.
Operating Temperature  
Charge 
0℃～60℃（32oF～113oF）
Discharge
“-20℃~75℃（-4oF～140oF）
Storage
“-20℃～45℃（-4oF～113oF）
 
Use special caution when working with Li-ion (Lithium-ion), LiPo (Lithium-ion Polymer) and any rechargeable cells, as they are very sensitive to charging characteristics and may explode or burn if mishandled. Make sure the user has enough knowledge of Li-Ion (Lithium-ion), LiPo (Lithium-ion Polymer) and any rechargeable cells in charging, discharging, assembly and storage before use. Always charge in/on a fire-proof surface. Never leave charging batteries unattended. Do not use any rechargeable battery as well as any battery charger if any visible damage is present, as well as if the cell or charger has been stressed through mishandling, accidental or otherwise, even if damage may not be visible. Always store and transport rechargeable cells in a safe, non-conductive container in a controlled environment. Dispose of all battery cells and chargers in accordance to local laws and mandates. Vapourizen will not be held responsible or liable for any injury, damage, or defect, permanent or temporary that may be caused by the improper use of a Li-ion (Lithium-ion), LiPo (Lithium-ion Polymer) and any rechargeable battery/batteries. Please have a basic understanding of the batteries you are using and how to care for them properly. All pictures are based on practicality, copyright reserved.