{"product_id":"mouseblocker-12v-ultrasonic-under-hood-rodent-deterrent-compact-low-power-85-db","title":"MouseBlocker 12V Ultrasonic Under-Hood Rodent Deterrent — Compact, Low-Power (85 dB)","description":"\u003cp\u003e\u003cstrong\u003eMouseBlocker 12V Ultrasonic Under Hood Deterrent is a compact, battery-powered device that emits a loud ultrasonic pulse beneath the hood to discourage rodents from nesting and chewing on vehicle wiring and components.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf mice, rats or other small rodents are finding their way into engine bays, they can cause costly damage to wiring, hoses and sensors. The MouseBlocker installs directly to a 12V battery source under the hood and continuously broadcasts an ultrasonic pattern designed to create an unpleasant environment for rodents without using poisons, traps or ongoing maintenance.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the MouseBlocker stop rodents under the hood?\u003c\/h3\u003e\n\u003cp\u003eThe unit generates an 85-decibel ultrasonic tone at frequencies selected to be particularly irritating to rodents, making the engine compartment uncomfortable for nesting or chewing. Because it is mounted inside the engine area, the sound focuses where rodents most often build nests.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContinuous ultrasonic pulses around engine components.\u003c\/li\u003e\n  \u003cli\u003eDecibel level and frequencies tuned to deter small mammals.\u003c\/li\u003e\n  \u003cli\u003ePlacement under hood targets common nesting spaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the 12V installation difficult and will it drain my battery?\u003c\/h3\u003e\n\u003cp\u003eInstallation is deliberately simple: the MouseBlocker connects with two wires directly to the vehicle battery, so there are no remote batteries to replace. It draws only 0.1 watts, meaning it runs constantly with negligible impact on battery charge.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect two-wire hookup to 12V battery under hood.\u003c\/li\u003e\n  \u003cli\u003eExtremely low power draw (0.1 W) for long-term use.\u003c\/li\u003e\n  \u003cli\u003eNo periodic battery swaps or corroded contacts to worry about.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this work on my type of vehicle and in extreme weather?\u003c\/h3\u003e\n\u003cp\u003eMouseBlocker is designed for broad compatibility with any vehicle or equipment that has a 12V power source, including cars, trucks, motorcycles, snowmobiles, ATVs, boats and farm machinery. The device is built to tolerate high engine temperatures, cold climates and damp conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with cars, trucks, motorcycles, RVs, boats, tractors and more.\u003c\/li\u003e\n  \u003cli\u003eRated to withstand hot under-hood environments and subzero temperatures.\u003c\/li\u003e\n  \u003cli\u003eResistant to moisture so it performs in damp or humid conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat maintenance or professional standards support the product?\u003c\/h3\u003e\n\u003cp\u003eMouseBlocker is compact—about the size of a deck of cards—and engineered for long-term, hands-off protection. It’s used by many dealerships and repair shops across North America as a preventative measure that avoids the need for repeated interventions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProfessional-grade design trusted by auto dealers and repair shops.\u003c\/li\u003e\n  \u003cli\u003eLow-maintenance operation after a one-time installation.\u003c\/li\u003e\n  \u003cli\u003eSmall footprint that fits into most engine compartments without obstruction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? If you own or service vehicles, seasonal equipment, or recreational machines that sit unused for days or weeks—especially in areas with rodent activity—MouseBlocker offers a simple, low-power solution to reduce the risk of chewed wiring, nests and related repair bills. It suits DIY installers, fleet managers, dealerships and hobbyists who want preventive protection without poisons, traps or frequent maintenance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install the MouseBlocker myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It uses a simple two-wire connection to a 12V battery and requires no special tools; most owners can install it under the hood in minutes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will it drain my vehicle battery if left connected?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The unit consumes only 0.1 watts, so continuous operation has a negligible effect on battery charge.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MouseBlocker","offers":[{"title":"Default Title","offer_id":67585853227193,"sku":"B00DWGAHM0","price":146.32,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/mouseblocker-front-view-under-hood.jpg?v=1790478769","url":"https:\/\/redleafauto.ca\/products\/mouseblocker-12v-ultrasonic-under-hood-rodent-deterrent-compact-low-power-85-db","provider":"Redleaf Auto","version":"1.0","type":"link"}