Features Material: Made of quality electronic components, stable performance, high charging efficiency. Battery Protection: Protecting the battery pack from burning out when charging or discharging. The protection board is for 3 series Li-ion/Li-Polymer batteries, it can be used for ternary batteries, manganese acid batteries and cobalt acid batteries On board high accuracy voltage detection circuit makes the protection board quick response and protecting the battery from damage in time. Application: Suitable for lithiums battery with nominal voltage of 2.6V-13V Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Size: 51*10*3.0mm/2*0.39*0.12 Max. Working Current: 3A-4A Max. Transient Current: 7A-8A Quiescent Current: Internal Resistance: Charge Voltage: 12.6V-13V Overcharge Voltage Range: 4.25-4.35v±0.05v Over-discharge Voltage Range: 2.3-3.0v±0.05v Operating Temperature: -40 DegreeC50 DegreeC Store Temperature: -4080 DegreeC Short Circuit Protection: Yes, delay self recovery Package List: 1x 3S 12V Li-ion Battery Protection Board