{"product_id":"qiilu-speaker-polarity-tester-auto-car-audio-speaker-horn-tester-phase-meter","title":"Qiilu Speaker Polarity Tester, Auto Car Audio Speaker Horn Tester Phase Meter","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eQiilu Speaker Polarity Tester, Auto Car Audio Speaker Horn Tester Phase Meter Phasemeter\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQiilu Speaker Polarity Tester, Auto Car Audio Speaker Horn Tester Phase Meter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFeatures: for safely troubleshooting and testing audio systems. This phase meter can test all speakers of all car, such as small treble, door speakers, subwoofer, etc. Low battery light on indicates that the battery power is low. Effectively used to test speaker polarity. Professional manufacturing, high reliability. Specification: Condition: 100% Brand New Material: Plastic Color: Black + Silver Size: As Picture Shown Package Weight: Approx. 139g\/4.9oz #How to use the tester? the CD with the package include 4 section test music. section 1: left channel noise section 2: right channel noise section 3: phase test section 4: same as section 3 Put it in car cd player, and play section 1 or 2, check if left\/right channel connection is right. Play section 3 or 4, the sound speaker will produce a fixed frequency , then press test button. 3 green light flash and 1 red light indicates that the speaker output is in positive phase correct connection); 3 red light flash and 1 green light indicates negative phase (reversed connection). Package List: 1 * Phase Meter 1 * CD\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ [ Wide Application ] --- This phase meter can test all speakers of all car, such as small treble, door speakers, subwoofer, etc. for safely troubleshooting and testing audio systems.\u003c\/li\u003e\n\u003cli\u003e✅ [ The CD with the Package Include 4 Section Test Music ] --- Section 1: left channel noise , section 2: right channel noise , section 3: phase test , section 4: same as section 3.\u003c\/li\u003e\n\u003cli\u003e✅ [ How to Use the Tester ] --- Put it in car cd player, and play section 1 or 2, check if left\/right channel connection is right. Play section 3 or 4, the sound speaker will produce a fixed frequency , then press test button.\u003c\/li\u003e\n\u003cli\u003e✅ [ Design ] --- 3 green light flash and 1 red light indicates that the speaker output is in positive phase correct connection); 3 red light flash and 1 green light indicates negative phase (reversed connection).\u003c\/li\u003e\n\u003cli\u003e✅ [ High Reliability ] --- Low battery light on indicates that the battery power is low. Effectively used to test speaker polarity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Product Dimensions:\u003c\/strong\u003e 3.94 x 3.94 x 3.94 inches; 4.59 ounces\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Guarantees\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ FREE standard shipping within the United States (3–6 business days)\u003c\/li\u003e\n\u003cli\u003e✅ 100% money-back guarantee for lost or damaged items\u003c\/li\u003e\n\u003cli\u003e✅ Secure checkout with encrypted payment processing\u003c\/li\u003e\n\u003cli\u003e✅ Shipping via UPS, FedEx, and USPS\u003c\/li\u003e\n\u003cli\u003e✅ Ships to lower 48 states only (no PO Boxes \/ APO \/ FPO)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReturns\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ 30-day hassle-free returns\u003c\/li\u003e\n\u003cli\u003e✅ Items must be unused and in original packaging\u003c\/li\u003e\n\u003cli\u003e✅ Full refund if item is not delivered\u003c\/li\u003e\n\u003cli\u003e✅ Guaranteed delivery within 6–7 business days\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePayment Methods\u003c\/h3\u003e\n\u003cp\u003e✅ Credit Cards, PayPal, Shop Pay, Apple Pay, Google Pay, Amazon Pay, Meta Pay\u003c\/p\u003e\n\u003ch3\u003eCustomer Support\u003c\/h3\u003e\n\u003cp style=\"text-align:left;\"\u003e✅ Questions? Contact us at \u003cstrong\u003eSupport@GiftAbay.com\u003c\/strong\u003e\u003cbr\u003eWe respond within 24 hours on business days.\u003c\/p\u003e\n\u003cdiv class=\"seo-data\"\u003e\n\u003cp\u003e\u003cstrong\u003eSEO Title:\u003c\/strong\u003e Qiilu Speaker Polarity Tester, Auto Car Audio Speaker Horn Tester Phase Meter Phasemeter\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKeywords:\u003c\/strong\u003e qiilu, speaker, polarity, tester, auto, audio, horn, electronics, carvehicleelectronics, carelectronics, caraudio\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Electronics\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSubcategories:\u003c\/strong\u003e Car \u0026amp; Vehicle Electronics, Car Electronics, Car Audio, Speakers, Coaxial Speakers\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Qiilu","offers":[{"title":"Default Title","offer_id":47681725792476,"sku":"TGABL1675895","price":24.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0816\/2816\/8412\/files\/51YYoUw2p_L._SL1001.jpg?v=1772660416","url":"https:\/\/tech.giftabay.com\/products\/qiilu-speaker-polarity-tester-auto-car-audio-speaker-horn-tester-phase-meter","provider":"Tech.GiftAbay","version":"1.0","type":"link"}