Bluetooth Battery Monitor Auto Car Motor 12V Battery Voltage Tester Wireless Free Mobile APP Real Time
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<b>[Product Information]</b><br>
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<li>This product is used to monitor the auto battery, cranking system and charging system.</li>
<li>After install it to the battery, the mobile can connect it via Bluetooth 4.0.</li>
<li>When some problems happen in battery, cranking and charging system, it can send notification alert to the user.</li>
<li>The user also can test and review the rip record via app.</li>
<li>Your car's battery manager</li>
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