Samsung 40T - 21700 Battery

 Specifications: 

• Model: 40T
• Size: 21700
• Manufacturer: Samsung
• Country of Origin: South Korea
• Chemistry: INR
• Max. continuous discharge current: 25A (35A Temp Limited)
• Nominal capacity: 3950 mAh
• Nominal voltage: 3.6 V
• Discharge end voltage: 2.5 V
• Charging voltage: 4.20 +/- 0.05 V
• Standard charging current: 1.5 A
• Protection: Not Protected (Flat-Top)

Safety, storage and disposal

Lithium ion (Li-Ion) Cells can be dangerous if used improperly. By buying Li-ion batteries from Fogstar, the buyer assumes all associated risks.

• Always use a battery charger that is rated for Li-ion cells
• Batteries should never be left charging unattended
• Batteries should never be loose in pocket or bag (use case provided)
• All lithium batteries have a cycle-life, however a battery should be replaced every 2 years - whichever comes first.
• Never continue to use a battery with a broken PVC wrap.
• Never completely discharge batteries
• Do not expose to extreme heat