| Specification | |
| Model: | Li-ion 21700 4200mAh 3.7v |
| Size: | 21700 |
| Chemistry: | Lithium Ion(Li-ion) |
| Nominal Voltage: | 3.7V |
| Cut off Voltage: | 2.75V |
| Capacity: | 4200mAh |
| Weight: | 62g |
| Dimension: | 21.0mm*70.0mm |
| OEM: | with tabs, wires, connectors, battery packs |
| Packing: | traying packing or in small boxes |
| Certificate: | CE, ROHS, UL, UN38.3, MSDS |
Description
| Temperature: | Charge: 0°C ~ 45°C |
| Discharge: -20°C ~ 60°C | |
| Storage: -20°C ~ 30°C | |
| Humidity: 65±20% | |
| Cycle life: | >500 times |
| Standard charge current: | 0.1C for 16h |
| Fast charge current: | 0.5C for 1.2h |
| Max discharge current: | 11C |
Different configuration is available,can be packed in various shapes,capacities and voltages. OEM is welcomed.
Welcome to visit Support-Download area to get more battery size information.
Caution：
*Do not put the battery in fire or heat it
*Do not throw or bump the battery violently
*Never try to connect the positive and negative terminals with metal or other conductors
*Do not weld the battery directly or discompose the battery
*Keep it away from kids or infants
