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SPECIFICATIONS:
Manufacturer:
Efest
Size:
21700
Style:
Flat Top
Protected:
NO, UNPROTECTED. This cell is unprotected and intended for use in protected battery packs only and NOT individually or as a standalone product. In order to operate safely it must have additional protection in the form of a PCB (protection circuit board) or BMS (battery management system), which is not included.
Nominal Capacity:
4000mAh
Discharge Current:
30A Maximum Continuous
Nominal Voltage:
3.7V
Maximum Voltage:
4.2V
Approximate Dimensions:
21.3mm x 70.2mm
Approximate Weight:
66.37g
Origin:
China
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