Description
21700-40E | Specifications |
Cell Model Name | 21700-40E |
Nominal Voltage | 3.6V |
Nominal Capacity | 4000mAh |
Diameter | ~21.7 mm ~0.85 in |
Length | ~70.8 mm ~2.78 in |
Weight | ~70.0g ~1 lbs |
Internal Resistance | ≤25mΩ |
Continuous Cycling Discharge | 0.2C (Ambient temperature: 25℃) |
Max. Discharge | 0.5C~2C (Does not support cycling discharge) |
Cycle Lifespan | 2C cycling discharge ≥300 cycles (Capacity retention rate: 80%) |
Applications | Appliance: Small Household Appliances / Security Products / Lighting Products Tool: Small Gardening Tools / Hair Clippers Energy Storage: Power Bank / Small-scale Energy Storage / 3C Digital Products |
Certifications | UL / FCC / CE / RoHS / IEC / CCC / PSE / CB / BIS /UN38.3 / MSDS |