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• 1-8s RC Lipo Battery voltage Tester low voltage Buzzer Alarm
• Product Name: Low Voltage Buzzer Alarm
• Use for 1-8S Lipo/Li-ion/LiMn/Li-Fe
• Test the working state of lithium battery.
• NOTE:When the voltage is below the set value， it will buzzer with red LED light， pre-set value 3.3V. push key which can change the voltage settings and save.