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DX621
| Cell type | Polymer lithium ion cell |
| Shell material | ABS |
| Color | black, white |
| Size | 144*68.5*20.6mm/144*68.5*31.5mm/144*69*45mm |
| Charging power | 10W |
| Function | Built-in charging cable，Dual USB，Flashlight |
| Power capacity | 10000MAh/20000MAh/30000MAh |
| Maximum output power | 10W |
