21700 5000mAh 2C Rechargeable Li-Ion Battery Cell High Capacity 3.6V 21700 Lithium Iron Batteries For Flashlight
Product features | 1: higher energy; | Charging Temperature | 0~45℃ |
2: 3C discharge rate | |||
Nominal capacity | 5000mAh (0.2C)/min | Discharging Temperature | -20 ~ 60℃ |
4900mAh (0.2C) | |||
Nominal voltage | 3.6V | Storage temperature | ≤1 month: 45~60℃ |
≤3 months: 25~45℃ | |||
≤12 months: -20~25℃ | |||
≤60%RH Recharge every 6 months | |||
Max charge voltage | 4.2V(cut off charging current 34mA) | Humidity Range | 0~60% (non-condensing) |
Discharge cut off voltage | 2.5V | Dimension | 70.75*21.4 (mm) Max |
Standard charge current | 0.2C | Weight | ≤70g |
Max charge current | 1C (at 25℃, not for cycle life) | Brand | BAKTH / Neutral / OEM |
Standard dischrge current | 0.2C | Warranty | 12 Months |
Max dischrge current | 3C (25℃, not for cycle life) | PCB/PCM | none |
Charging mode | CC/CV | Connector | none |
Internal resistance | ≤30mΩ (AC Impedance, 1000Hz) | Battery type | Li-ion |
Cycle life | 500 cycles | Rechargeable or not | Yes |