Car Speaker Polarity Tester Phase Meter Test Subwoofer Tweeter Automotive Audio System
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Product description
- Compact Design Unique fashion design, compact and lightweight, easy to use, professional manufacturing, high reliability.
- Battery Indicator The phase meter low battery indicator illuminates to indicate a low battery and is useful for testing speaker polarity.
- Automotive Audio System The phase polarity tester is ideal for safety testing and troubleshooting car audio systems for everyday use.
- Long Durability ABS shockproof housing, sturdy and durable, ensures a long life of your phase tester and reduces maintenance costs.
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