| Model | 4820KE |
| Capacity | 20Ah |
| Voltage | 48V |
| Energy | 960Wh |
| Cell Type | LiMn2O4 |
| Configuration | 1P13S |
| Charge Method | CC/CV |
| Charge Voltage | 54.5±0.2V |
| Standard Charge Current | 4A |
| Max. Charge Current | 10A |
| Max. Continuous Discharge Current | 20A |
| Dimensions(L*W*H) | 265*155*185mm |
| Weight | 8.1±0.5Kg |
| Cycle Life | 600 times |
| Monthly Self-discharge Rate | ≤2% |
| Charge Temperature | 0℃~45℃ |
| Discharge Temperature | -20℃~45℃ |
| Storage Temperature | -10℃~40℃ |