HappyCow 1-8S LED Low Voltage Buzzer Alarm Lipo Battery Voltage Indicator Detector Checker Tester
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<b>[Product Information]</b><br>
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<li>A precise battery monitor with LED display and low pressure alarm with beeping sound 2~8 second</li>
<li>The Voltage monitor is for 1S ~ 8S Lithium battery detecting automatically battery's each Cell Voltage and total Voltage, supporting reverse connection protection</li>
<li>It lets you know the working state of your battery to avoid damage caused by overcharge and over discharge</li>
<li>When the Voltage drops below the set value, the buzzer will sound, the red LED flashes</li>
<li>The Default setting Voltage is 3 3V, press the button to change the Voltage, it will be automatically saved the user's current set point</li>
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