Description
The Envoltage EV-S2-BAT (B2) extra battery has a large capacity of 2048Wh (51.2V; 40Ah); it is also equipped with an excellent battery management system (BMS), through temperature control, voltage protection, overcurrent protection and short-circuit protection functions to protect the device.



Specifications
| Capacity | 2048Wh | 
| Battery Chemistry | LFP(LiFePO4) | 
| Cycle Life | 3,500+ cycles to 80% capacity | 
| UPS | 20ms | 
| BMS | Yes | 
| DC 12V& Car lighter Output | 12V/10A | 
| USB-A Output | 5V/3A; 9V/2A; 12V/1.5A [18W Max] | 
| USB-C Output | 5V/3A; 9V/3A;12V/3A; 15V/3A; 20V/5A [100W Max] | 
| Anderson Output | 12V/30A | 
| PV (Anderson) Input | 12~150VDC MPPT:18V-140V 15A Max 2100W Max | 
| Net Weight | 41.81b. | 
| Dimensions | 18.1*10.6*10.0in | 
| Operating Temperature | 0℃~40℃/30℉~104℉ | 
| Certification | UN38.3.MSDs | 
| Warranty | 3 years | 
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