 
 
| 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 | 
| High Light: | Lithium Ion Battery Cell 3.6V, 3.6V Lithium Ion Battery For Flashlights, Overcurrent Protection Lithium Ion Battery Cell | ||
| Item | Specifications | 
| Model No. | YX21700-40T | 
| 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 | 
 
		 
				 
			
		 
			 
					 
			 
					 
			 
					 
			 
					 
			 
					