{"product_id":"dash-camera-power-adapter-3-pin-for-mercedes-benz-led-display-usb","title":"Dash Camera Power Adapter (3-Pin) for Mercedes Benz - LED Display USB","description":"\u003cp\u003eIn this review of the Dash Camera Power Adapter (3-Pin) for Mercedes Benz, the bottom line is straightforward: this adapter is for Mercedes owners who want a neat, reliable hardwire solution for a dash cam or radar detector without long dangling wires. The single biggest reason to buy is the built-in LED display that reports voltage and current while providing both 5V USB and 12V DC outputs, making it easy to power multiple devices. Reviewers found it compact and easy to tuck behind the windshield sensor cover, and installation uses a special wiring harness so the vehicle warranty is not affected.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-pin rain sensor compatibility:\u003c\/strong\u003e Designed for Mercedes Benz models that use a 3-pin connector on the rain sensor; check the sensor before purchase to ensure a match.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual output voltages:\u003c\/strong\u003e Supplies 5V via USB and 12V via DC outputs so you can run a dash cam and other 12V accessories from a single feed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSix output cable types included:\u003c\/strong\u003e Ships with DC 3.5mm A and B, RJ11, Micro USB, USB-C, and Mini USB cables to match a wide range of dash cams and devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED display:\u003c\/strong\u003e The front LED screen shows current and voltage, making voltage monitoring and troubleshooting straightforward.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play harness:\u003c\/strong\u003e Uses a special wiring harness for an easier install that should not void the vehicle warranty or affect the rain sensor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis adapter is best for Mercedes Benz owners who want a discreet, professional hardwire power source for a dash cam or radar detector and who can confirm their vehicle has a 3-pin rain sensor connector. It suits DIY installers and installers who prefer to avoid running long power leads and want real-time voltage feedback with the LED display.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for owners of non-Mercedes vehicles or Mercedes models that do not use the 3-pin rain sensor connector, and anyone who cannot access the rain sensor area to confirm the connector type should look for a different harness or seek professional help before buying.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes a variety of output cables so it fits many dash cam models without extra purchases.\u003c\/li\u003e\n\u003cli\u003eThe LED screen provides live voltage and current readings for easier troubleshooting and peace of mind.\u003c\/li\u003e\n\u003cli\u003eCompact size and wiring harness allow the adapter to be tucked behind the windshield sensor cover for a clean install.\u003c\/li\u003e\n\u003cli\u003ePlug-and-play connection minimizes risk of affecting vehicle systems or warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOnly compatible when the vehicle has a 3-pin rain sensor connector, so buyers must verify fit before purchase.\u003c\/li\u003e\n\u003cli\u003eDocumentation relies on a product video for locating the rain sensor cover, which may be inconvenient for some users.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFitDVR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle fit\u003c\/td\u003e\n\u003ctd\u003eMercedes Benz with 3-pin rain sensor connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage\u003c\/td\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltages\u003c\/td\u003e\n\u003ctd\u003e5V (USB) and 12V (DC 3.5mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded output cables\u003c\/td\u003e\n\u003ctd\u003eDC 3.5mm A, DC 3.5mm B, RJ11, Micro USB, USB-C, Mini USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLED screen showing current and voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eSpecial wiring harness, plug and play\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Dash Camera Power Adapter (3-Pin) for Mercedes Benz is a practical, value-minded hardwire solution for owners who confirm a 3-pin rain sensor connection. Its LED readout, multiple output cables, and compact harness design make it a tidy, reliable way to power dash cams and small devices without visible wiring. For Mercedes models with the matching connector, it offers good functionality and easy installation at a reasonable price.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm my Mercedes has the 3-pin rain sensor connector?\u003c\/strong\u003e\u003cbr\u003eRemove the plastic cover around the rain sensor as shown in the product video to visually check for the 3-pin connector; compare it to photos or contact support if unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill installation void my vehicle warranty?\u003c\/strong\u003e\u003cbr\u003eThe adapter uses a special wiring harness and is designed not to void the vehicle warranty when installed as directed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices can I power with this adapter?\u003c\/strong\u003e\u003cbr\u003eThe adapter provides 5V via the USB outputs for cameras that use USB power and 12V via DC cables for cameras and radar units that require 12V.\u003c\/p\u003e","brand":"FitDVR","offers":[{"title":"Default Title","offer_id":48264714322139,"sku":"B0D4V5BNGF","price":36.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51WK360XaJL._AC_SL1000.jpg?v=1778284437","url":"https:\/\/gearmusthave.com\/products\/dash-camera-power-adapter-3-pin-for-mercedes-benz-led-display-usb","provider":"GearMustHave","version":"1.0","type":"link"}