Properties of 2 series 6.4v lithium iron phosphate protective plates:Model: hx-2s -D01 over charge pressure range: 3.65v + 0.05vSize: 41*16*3.5mm over discharge voltage range: 2.0-2.5v plus or minus 0.05vMaximum working current: 8 a working temperature: - 40 - + 50 ℃Maximum instantaneous current: 10 a storage conditions: - 40 - + 80 ℃Static current: less than 10uA effective life: more than 50,000 hoursResistance: less than 300 m Ω short circuit protection: to protect and restore must chargeCharging voltage: 7.2v - 8.4v2 strings of 7.4v lithium battery protection panel properties:Model: hx-2s -D01 overcharge pressure range: 4.25v + 0.05vSize: 41*16*3.5mm over discharge voltage range: 2.9v plus or minus 0.05vMaximum working current: 8 a working temperature: - 40 - + 50 ℃Maximum instantaneous current: 10 a storage conditions: - 40 - + 80 ℃Static current: less than 10uA effective life: more than 50,000 hoursResistance: less than 300 m Ω short circuit protection: to protect and restore must chargeCharging voltage: 8.4v -9VWelding point description:· B+ connect the positive electrode of the battery; · b-connect the battery cathode; · MB connection points before battery 1 and battery 2; · P+ charging/discharging positive pole (common at charging end/discharging end); · p-charge/discharge end negative pole (common at charging end/discharge end).Package included :1 piece