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Brand Name : Tuorde
Model Number : 21700 Cell
Place of Origin : China
Certification : CE/UN38.3
Product Name : 21700 Lithium Battery
Storage Temperature : -20℃~45℃
Warranty : 1 Year
Protection Function : Overcharge, Overdischarge, Short Circuit, Overcurrent
Size : 21mm X 70mm
Voltage : 3.6V
Item | Specifications |
Model No. | TRD21700-40T |
Typical Capacity | 4000mAh @0.2C Discharge |
Minimum Capacity | 3900mAh @0.2C Discharge |
Nominal voltage | 3.6V |
Standard Charge | CC/CV,0.5C,4.20V |
Standard Discharge | CC,02C,2.5V |
Cut-off charge Voltage | 4.20V±0.05V |
Cut-off charge Current | 80mA(At CVmode) |
Cut-off discharge Voltage | 2.5V |
Charging Time | 3hours(standard charge) |
Quick Charge Current | 8A(2C) |
Max Discharge Current | 50A |
Max Peak Discharge Current | 80A(2S) |
Initial Impedance | ≤13mΩ |
Weight | Approx:69g |
Operating temperature | Charging:0℃~50℃ Discharging:-20℃~75℃ |
Storage temperature | -20℃~45℃ |
Storage Humidity | ≤75%RH |
Standard environmental condition | Temperature:25±2℃ Humidity:45-75%RH Atmospheric Pressure:86-106KPA |
For technical support and service regarding our 21700 Lithium Battery, please contact our customer service team.
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3.6V 4000mAh 50A 21700 Lithium Ion Battery Cell For Flashlights With Overcurrent Protection Images |