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| Item | Module Board | 
|---|---|
| Module Name | 3S 12.6V Li-ion Lithium Battery 18650 Charger | 
| Input Voltage | 12.6V | 
| Battery | For nominal voltage 3.6V 3.7V lithium battery(Including 18650, 26650, lithium polymer batteries) | 
| Other Features | Maximum output current: 20A Maximum output power / charging power: 252W | 
| Dimension | 64 x 20 x 3.4mm | 
This is a circuit board which monitors & protects a battery by controlling its voltage and current. Also, it can control charging and discharging.