Feature:1. This battery management system uses high precision voltage detection circuit, exquisite workmanship, and durable.2. The battery protection board has functions such as over discharge protection, over current protection, and over charge protection.3. The charging current is about 15A, and the discharging current is up to 40A, and the working performance is good.4. The MOS tube can control the charge and discharge of the battery, and the standby current consumption is low.5. Small in size and light in weight, it can be used to upgrade and replace old or damaged old parts.Specification:Item Type: BMS ProtectionMaterial: Aluminum AlloyCell Type: Lithium IronWiring Mode: Same PortOvercharge Voltage: 3.65VCharging Current: <15AOver Discharge Voltage: 2.35VDischarge Current: <40ABalance Function: Yes.Package List:1 x Protection Board 2 x Collection Cable