Samsung INR21700-40T





Specification
TypeRechargeable
ManufacturerSamsung
TechnologyLi-ion
Form factor21700
Capacity, mAh4000
Capacity (Minimum), mAh3900
High DrainYes
Contact typeFlat contact
Charge methodCC, CV
Voltage (Minimum), V3.6
Charge voltage (Maximum), V4.2
Discharge voltage (Minimum), V2.5
Discharge current (Nominal), mA10000
Discharge current (Maximum), mA45000
Discharge current (Nominal), mA2000
Discharge current (Maximum), mA6000
ProtectedNo
Storage temperature, °Cfrom 0 to 60
Charge temperature, °Cfrom 0 to 45
Discharge temperature, °Cfrom -20 to 80
Diameter, mm70.3
Height, mm21.22
Country of OriginKorea
Weight, g70
BarcodeINR21700-40T

Measurement result
A mAh Wh
1 4000 14.58
2 3914 14.24
5 3968 14.17
10 3891 13.66
20 3834 13.05
AC impedance, mΩ9
Diameter, mm21.14
Height, mm70.5
Weight, g66.49