Minimum Capacity: 2950 mAh
Typical Capacity: 3100 mAh
Nominal Voltage: 3.6V
Standard Charging Current: 2.065A
Discharge End Voltage: 2.5V
Max Continuous Discharging Current: 30A
Dimensions:
65.3mm (L) x 20.35 mm (D) 

Contents of package: 1 SINGLE x 20650 Sanyo NCR20650A 3100mAh High Discharge Flat Top

NOTE: Do to their inherent safety, li-mn cells don’t have a protection circuit built in. They should never be discharged below 2.5 volts or cycle life/performance will be reduced.  It Is HIGHLY recommended that you ONLY use smart chargers when charging li-mn Cells (or ANY battery for that matter).
*****DO NOT LEAVE LITHIUM ION BATTERIES UNATTENDED WHEN CHARGING******
REMEMBER – Safety begins with YOU.

There is NO warranty or return on batteries.