2Pcs 1-8S Indicator RC Li-ion Lipo Battery Tester Low Voltage Buzzer Alarm

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Features:Brand New High Quality.Function of checking your lipo cells voltageVoltage display function and low voltage alarm funtion.Use for 1-8s Lipo/Li-ion/LiMn/Li-Fe.Protect the battery from overcharging or overdischargingTest the working state of lithium batteryAutomatic protects against reverse connection