The Samsung 40T 21700 4000mAh 30A Batteries are a new flat-topped 21700 battery cell from the revered brand Samsung, ideal for powering high amp box mod and other high-drain devices.
- Nominal Voltage : 3.7V
- Capacity : 4000mAh
- Lowest Discharge Voltage : 2.50V
- Standard Charge : CC/CV (0.5A-4A max)
- Charging Cycles : > 500 cycles
- Max. continuous discharge rate : 25A
- Operating Discharge Temperature : -20 - 60 Degree Celsius
- Dimensions: 21.1mm x 70.2m
Please operate these batteries responsibly. We won't be held responsible for the misuse of this battery. Please ensure your device is compatible with the samsung 40T battery and follow up on Lithium battery safety guidelines before charging the battery.