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                                    KallistaI'm going to keep this sweet & short! I have never experienced such excellent customer service with a out of country supplier. This company has gone far and beyond to meet the needs of their customers. Their response time with all my concerns were addressed immediately 100%within 1-24 hours and the shipping time was EXCELLENT! 
5S 10A Protection Circuit Board Suitable for Lithium Batteries with SMBUS Interface
| Battery Type: | Lithium Ion | 
|---|---|
| Over Charge Detection Voltage(Cell): | 3.75V±0.05V | 
| Over Discharge Detection Voltage(Cell): | 2.200V±0.05V | 
4S 6A Protection Circuit Board with SMBUS Interface Suitable for Lithium Batteries
| Battery Type: | Lithium Ion | 
|---|---|
| Over Charge Detection Voltage(Cell): | 4.250V±0.025V | 
| Over Discharge Detection Voltage(Cell): | 2.400V±0.025V | 
3S 10A Lithium ion Battery Protection Circuit Board with SMBUS Interface
| Battery Type: | Lithium Ion | 
|---|---|
| Over Charge Detection Voltage(Cell): | 4.250V±0.025V | 
| Over Discharge Detection Voltage(Cell): | 2.500V±0.100V | 
2S 5A Continuous Current Protection Circuit Board for Li ion Battery Pack
| Battery Type: | Lithium Ion | 
|---|---|
| Over Charge Detection Voltage(Cell): | 4.250V±0.025V | 
| Over Discharge Detection Voltage(Cell): | 2.500V±0.100V | 
1S Protection Circuit Board with 5A Continuous Current for Li ion Battery Pack
| Battery Type: | Lithium Ion | 
|---|---|
| Over Charge Detection Voltage(Cell): | 4.250V±0.025V | 
| Over Discharge Detection Voltage(Cell): | 2.500V±0.100V | 
21S 100A Lithium Battery Protection Board High Current BMS for E-bike ESS Customizable
| Model Number: | BAKTH-021S100A-0019 | 
|---|---|
| Battery Type: | Li-ion | 
| Series Supported: | 21S (customizable From 3S To 24S) | 
